diff --git a/Pipfile.lock b/Pipfile.lock
index d22a677..bbbcf9f 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -57,16 +57,22 @@
             ],
             "version": "==1.2.2"
         },
+        "colorcet": {
+            "hashes": [
+                "sha256:514813790a74b578c3eaff76b2102274c2ba8b0239c9504586df685223007dee",
+                "sha256:ce0a037642a7aab24ab687864bc93ef92564b08d28fe8edaa7f26079c214340e"
+            ],
+            "version": "==2.0.2"
+        },
         "dask": {
             "extras": [
-                "bag",
-                "dataframe"
+                "bag"
             ],
             "hashes": [
-                "sha256:7d2c2c1bf04d72c5d591b6842bb40dfd7ceef77f0e8abc0e68ba592522009d02",
-                "sha256:a7cf4d8d26082073985c28f591c4aff5f9d7e158a5445172033daf23b6a364ad"
+                "sha256:81c7891f0d2e7ac03d1f7fabf1f639360a1db52c03a7155ba9b08e9ee6280f2b",
+                "sha256:876aaae1b36e92353bc42503283981c6e54718f897746991f13ef31a87efe4f6"
             ],
-            "version": "==2.5.0"
+            "version": "==2.6.0"
         },
         "dominate": {
             "hashes": [
@@ -108,24 +114,23 @@
         },
         "fsspec": {
             "hashes": [
-                "sha256:578f05df294ebba4b7116cb49a4c2be04f6f1163c0615fbc3d5afd9dd329222e",
-                "sha256:5a1446e70d1a106e4b8086be5dd2dc13008b946fbdf8c3423f38442f7cdaede5"
+                "sha256:6531a5fa9ea6bf27a5180d225558a8a7aa5d7c3cbf7e8b146dd37ac699017937"
             ],
-            "version": "==0.5.1"
+            "version": "==0.5.2"
         },
         "holoviews": {
             "hashes": [
-                "sha256:7c3c68e503b7bc5d4d7a24dc5466c9511f84d13a034748b4201973689df08a95",
-                "sha256:af93fc36451fb300d35c7eef6e66fdb18623f038558d0ca1f3a4d2a857d3afd8"
+                "sha256:4f6ad184fb6136e5ee37a74b5276825fc3d5fce5033ff3c8db8831ec11ea2e75",
+                "sha256:6652c70fbd643735e3102e0204ec12525986a8a47225ec89a3c3d09020c39e79"
             ],
-            "version": "==1.12.5"
+            "version": "==1.12.6"
         },
         "hvplot": {
             "hashes": [
-                "sha256:162a07a81cf1a1e5e8457e085bd793a2336d13e5d9628e26847fbef44640ed82",
-                "sha256:bce169cf2d1b3ff9ce607d1787f608758e72a498434eaa2bece31eea1f51963a"
+                "sha256:3a3c990c363266cf93e6785572fb6bc020a0eb1cd3819cf6c3e67b0037eb7805",
+                "sha256:408a7756b980df148d1f2fd59cd690ad4870d7e3c3c5e46c6b5c2e71fc6a097c"
             ],
-            "version": "==0.4.0"
+            "version": "==0.5.2"
         },
         "idna": {
             "hashes": [
@@ -153,10 +158,10 @@
         },
         "jinja2": {
             "hashes": [
-                "sha256:065c4f02ebe7f7cf559e49ee5a95fb800a9e4528727aec6f24402a5374c65013",
-                "sha256:14dd6caf1527abb21f08f86c784eac40853ba93edb79552aa1e4b8aef1b61c7b"
+                "sha256:74320bb91f31270f9551d46522e33af46a80c3d619f4a4bf42b3164d30b5911f",
+                "sha256:9fe95f19286cfefaa917656583d020be14e7859c6b0252588391e47db34527de"
             ],
-            "version": "==2.10.1"
+            "version": "==2.10.3"
         },
         "locket": {
             "hashes": [
@@ -240,24 +245,29 @@
         },
         "numpy": {
             "hashes": [
-                "sha256:05dbfe72684cc14b92568de1bc1f41e5f62b00f714afc9adee42f6311738091f",
-                "sha256:0d82cb7271a577529d07bbb05cb58675f2deb09772175fab96dc8de025d8ac05",
-                "sha256:10132aa1fef99adc85a905d82e8497a580f83739837d7cbd234649f2e9b9dc58",
-                "sha256:12322df2e21f033a60c80319c25011194cd2a21294cc66fee0908aeae2c27832",
-                "sha256:16f19b3aa775dddc9814e02a46b8e6ae6a54ed8cf143962b4e53f0471dbd7b16",
-                "sha256:3d0b0989dd2d066db006158de7220802899a1e5c8cf622abe2d0bd158fd01c2c",
-                "sha256:438a3f0e7b681642898fd7993d38e2bf140a2d1eafaf3e89bb626db7f50db355",
-                "sha256:5fd214f482ab53f2cea57414c5fb3e58895b17df6e6f5bca5be6a0bb6aea23bb",
-                "sha256:73615d3edc84dd7c4aeb212fa3748fb83217e00d201875a47327f55363cef2df",
-                "sha256:7bd355ad7496f4ce1d235e9814ec81ee3d28308d591c067ce92e49f745ba2c2f",
-                "sha256:7d077f2976b8f3de08a0dcf5d72083f4af5411e8fddacd662aae27baa2601196",
-                "sha256:a4092682778dc48093e8bda8d26ee8360153e2047826f95a3f5eae09f0ae3abf",
-                "sha256:b458de8624c9f6034af492372eb2fee41a8e605f03f4732f43fc099e227858b2",
-                "sha256:e70fc8ff03a961f13363c2c95ef8285e0cf6a720f8271836f852cc0fa64e97c8",
-                "sha256:ee8e9d7cad5fe6dde50ede0d2e978d81eafeaa6233fb0b8719f60214cf226578",
-                "sha256:f4a4f6aba148858a5a5d546a99280f71f5ee6ec8182a7d195af1a914195b21a2"
-            ],
-            "version": "==1.17.2"
+                "sha256:0b0dd8f47fb177d00fa6ef2d58783c4f41ad3126b139c91dd2f7c4b3fdf5e9a5",
+                "sha256:25ffe71f96878e1da7e014467e19e7db90ae7d4e12affbc73101bcf61785214e",
+                "sha256:26efd7f7d755e6ca966a5c0ac5a930a87dbbaab1c51716ac26a38f42ecc9bc4b",
+                "sha256:28b1180c758abf34a5c3fea76fcee66a87def1656724c42bb14a6f9717a5bdf7",
+                "sha256:2e418f0a59473dac424f888dd57e85f77502a593b207809211c76e5396ae4f5c",
+                "sha256:30c84e3a62cfcb9e3066f25226e131451312a044f1fe2040e69ce792cb7de418",
+                "sha256:4650d94bb9c947151737ee022b934b7d9a845a7c76e476f3e460f09a0c8c6f39",
+                "sha256:4dd830a11e8724c9c9379feed1d1be43113f8bcce55f47ea7186d3946769ce26",
+                "sha256:4f2a2b279efde194877aff1f76cf61c68e840db242a5c7169f1ff0fd59a2b1e2",
+                "sha256:62d22566b3e3428dfc9ec972014c38ed9a4db4f8969c78f5414012ccd80a149e",
+                "sha256:669795516d62f38845c7033679c648903200980d68935baaa17ac5c7ae03ae0c",
+                "sha256:75fcd60d682db3e1f8fbe2b8b0c6761937ad56d01c1dc73edf4ef2748d5b6bc4",
+                "sha256:9395b0a41e8b7e9a284e3be7060db9d14ad80273841c952c83a5afc241d2bd98",
+                "sha256:9e37c35fc4e9410093b04a77d11a34c64bf658565e30df7cbe882056088a91c1",
+                "sha256:a0678793096205a4d784bd99f32803ba8100f639cf3b932dc63b21621390ea7e",
+                "sha256:b46554ad4dafb2927f88de5a1d207398c5385edbb5c84d30b3ef187c4a3894d8",
+                "sha256:c867eeccd934920a800f65c6068acdd6b87e80d45cd8c8beefff783b23cdc462",
+                "sha256:dd0667f5be56fb1b570154c2c0516a528e02d50da121bbbb2cbb0b6f87f59bc2",
+                "sha256:de2b1c20494bdf47f0160bd88ed05f5e48ae5dc336b8de7cfade71abcc95c0b9",
+                "sha256:f1df7b2b7740dd777571c732f98adb5aad5450aee32772f1b39249c8a50386f6",
+                "sha256:ffca69e29079f7880c5392bf675eb8b4146479d976ae1924d01cd92b04cccbcc"
+            ],
+            "version": "==1.17.3"
         },
         "packaging": {
             "hashes": [
@@ -268,37 +278,41 @@
         },
         "pandas": {
             "hashes": [
-                "sha256:18d91a9199d1dfaa01ad645f7540370ba630bdcef09daaf9edf45b4b1bca0232",
-                "sha256:3f26e5da310a0c0b83ea50da1fd397de2640b02b424aa69be7e0784228f656c9",
-                "sha256:4182e32f4456d2c64619e97c58571fa5ca0993d1e8c2d9ca44916185e1726e15",
-                "sha256:426e590e2eb0e60f765271d668a30cf38b582eaae5ec9b31229c8c3c10c5bc21",
-                "sha256:5eb934a8f0dc358f0e0cdf314072286bbac74e4c124b64371395e94644d5d919",
-                "sha256:717928808043d3ea55b9bcde636d4a52d2236c246f6df464163a66ff59980ad8",
-                "sha256:8145f97c5ed71827a6ec98ceaef35afed1377e2d19c4078f324d209ff253ecb5",
-                "sha256:8744c84c914dcc59cbbb2943b32b7664df1039d99e834e1034a3372acb89ea4d",
-                "sha256:c1ac1d9590d0c9314ebf01591bd40d4c03d710bfc84a3889e5263c97d7891dee",
-                "sha256:cb2e197b7b0687becb026b84d3c242482f20cbb29a9981e43604eb67576da9f6",
-                "sha256:d4001b71ad2c9b84ff18b182cea22b7b6cbf624216da3ea06fb7af28d1f93165",
-                "sha256:d8930772adccb2882989ab1493fa74bd87d47c8ac7417f5dd3dd834ba8c24dc9",
-                "sha256:dfbb0173ee2399bc4ed3caf2d236e5c0092f948aafd0a15fbe4a0e77ee61a958",
-                "sha256:eebfbba048f4fa8ac711b22c78516e16ff8117d05a580e7eeef6b0c2be554c18",
-                "sha256:f1b21bc5cf3dbea53d33615d1ead892dfdae9d7052fa8898083bec88be20dcd2"
-            ],
-            "version": "==0.25.1"
+                "sha256:0f484f43658a72e7d586a74978259657839b5bd31b903e963bb1b1491ab51775",
+                "sha256:0ffc6f9e20e77f3a7dc8baaad9c7fd25b858b084d3a2d8ce877bc3ea804e0636",
+                "sha256:23e0eac646419c3057f15eb96ab821964848607bf1d4ea5a82f26565986ec5e9",
+                "sha256:27c0603b15b5c6fa24885253bbe49a0c289381e7759385c59308ba4f0b166cf1",
+                "sha256:397fe360643fffc5b26b41efdf608647e3334a618d185a07976cd2dc51c90bce",
+                "sha256:3dbb3aa41c01504255bff2bd56944bdb915f6c9ce4bac7e2868efbace0b2a639",
+                "sha256:4e07c63247c59d61c6ebdbbb50196143cec6c5044403510c4e1a9d31854a83d6",
+                "sha256:4fa6d9235c6d2fecbeca82c3d326abd255866cafbfd37f66a0e826544e619760",
+                "sha256:56cb88b3876363d410a9d7724f43641ff164e2c9902d3266a648213e2efd5e6d",
+                "sha256:7ce1be1614455f83710b9a5dc1fc602a755bdddbe4dda1d41515062923a37bbf",
+                "sha256:ae1c96ffdeec376895e533107e0b0f9da16225a2184fbb24a5abc866769db75e",
+                "sha256:b6f27c9231be8a23de846f2302373991467dd8e397a4804d2614e8c5aa8d5a90",
+                "sha256:c6056067f894f9355bedcd168dd740aa849908d41c0a74756f6e38f203e941b3",
+                "sha256:ca91a19d1f0a280874a24dca44aadce42da7f3a7edb7e9ab7c7baad8febee2be",
+                "sha256:cbe4985f5c82a173f8cff6b7fe92d551addf99fb4ea9ff4eb4b1fe606bb098ec",
+                "sha256:e3e9893bfe80a8b8e6d56d36ebb7afe1df77db7b4068a6e2ef3636a91f6f1caa",
+                "sha256:e7b218e8711910dac3fed0d19376cd1ef0e386be5175965d332fd0c65d02a43b",
+                "sha256:ec48d18b8b63a5dbb838e8ea7892ee1034299e03f852bd9b6dffe870310414dd",
+                "sha256:f4ab6280277e3208a59bfa9f2e51240304d09e69ffb65abfb4a21d678b495f74"
+            ],
+            "version": "==0.25.2"
         },
         "panel": {
             "hashes": [
-                "sha256:56d5ea5e78b4037222ffbae077bb3f9c869fe21164f54f952a4d7693ac58db4d",
-                "sha256:8ef8ff428730cdee787d36ec55ba3e18f7c10373946682d3c09eb9737b235337"
+                "sha256:9b86a827f24dcfd1b6d821836e691fca7aab21b79a293031297f83cf2f8d6cef",
+                "sha256:d4a3ceb438e588536fb467ed33ee10241bba02fe2df6be7c344d5dda2d0c2420"
             ],
-            "version": "==0.6.3"
+            "version": "==0.6.4"
         },
         "param": {
             "hashes": [
-                "sha256:423afb361df40609c654f8c66f68e62a0276381383972ace31ac17179539fc64",
-                "sha256:b1bd740d436d7734b320db4752f9f747b8a6c0aaf172d7c6146de0f675dc76b5"
+                "sha256:0aec6d801fd618b1ac0ad424a4357091703a0e5427f347ec188ed94899428ee3",
+                "sha256:a2dcb07c6a4ff48bade69bb5d30d84a96911a7e9dcb76b6de975453f933332f8"
             ],
-            "version": "==1.9.1"
+            "version": "==1.9.2"
         },
         "partd": {
             "hashes": [
@@ -309,34 +323,35 @@
         },
         "pillow": {
             "hashes": [
-                "sha256:0804f77cb1e9b6dbd37601cee11283bba39a8d44b9ddb053400c58e0c0d7d9de",
-                "sha256:0ab7c5b5d04691bcbd570658667dd1e21ca311c62dcfd315ad2255b1cd37f64f",
-                "sha256:0b3e6cf3ea1f8cecd625f1420b931c83ce74f00c29a0ff1ce4385f99900ac7c4",
-                "sha256:365c06a45712cd723ec16fa4ceb32ce46ad201eb7bbf6d3c16b063c72b61a3ed",
-                "sha256:38301fbc0af865baa4752ddae1bb3cbb24b3d8f221bf2850aad96b243306fa03",
-                "sha256:3aef1af1a91798536bbab35d70d35750bd2884f0832c88aeb2499aa2d1ed4992",
-                "sha256:3fe0ab49537d9330c9bba7f16a5f8b02da615b5c809cdf7124f356a0f182eccd",
-                "sha256:45a619d5c1915957449264c81c008934452e3fd3604e36809212300b2a4dab68",
-                "sha256:49f90f147883a0c3778fd29d3eb169d56416f25758d0f66775db9184debc8010",
-                "sha256:571b5a758baf1cb6a04233fb23d6cf1ca60b31f9f641b1700bfaab1194020555",
-                "sha256:5ac381e8b1259925287ccc5a87d9cf6322a2dc88ae28a97fe3e196385288413f",
-                "sha256:6153db744a743c0c8c91b8e3b9d40e0b13a5d31dbf8a12748c6d9bfd3ddc01ad",
-                "sha256:6fd63afd14a16f5d6b408f623cc2142917a1f92855f0df997e09a49f0341be8a",
-                "sha256:70acbcaba2a638923c2d337e0edea210505708d7859b87c2bd81e8f9902ae826",
-                "sha256:70b1594d56ed32d56ed21a7fbb2a5c6fd7446cdb7b21e749c9791eac3a64d9e4",
-                "sha256:76638865c83b1bb33bcac2a61ce4d13c17dba2204969dedb9ab60ef62bede686",
-                "sha256:7b2ec162c87fc496aa568258ac88631a2ce0acfe681a9af40842fc55deaedc99",
-                "sha256:7cee2cef07c8d76894ebefc54e4bb707dfc7f258ad155bd61d87f6cd487a70ff",
-                "sha256:7d16d4498f8b374fc625c4037742fbdd7f9ac383fd50b06f4df00c81ef60e829",
-                "sha256:b50bc1780681b127e28f0075dfb81d6135c3a293e0c1d0211133c75e2179b6c0",
-                "sha256:bd0582f831ad5bcad6ca001deba4568573a4675437db17c4031939156ff339fa",
-                "sha256:cfd40d8a4b59f7567620410f966bb1f32dc555b2b19f82a91b147fac296f645c",
-                "sha256:e3ae410089de680e8f84c68b755b42bc42c0ceb8c03dbea88a5099747091d38e",
-                "sha256:e9046e559c299b395b39ac7dbf16005308821c2f24a63cae2ab173bd6aa11616",
-                "sha256:ef6be704ae2bc8ad0ebc5cb850ee9139493b0fc4e81abcc240fb392a63ebc808",
-                "sha256:f8dc19d92896558f9c4317ee365729ead9d7bbcf2052a9a19a3ef17abbb8ac5b"
-            ],
-            "version": "==6.1.0"
+                "sha256:00fdeb23820f30e43bba78eb9abb00b7a937a655de7760b2e09101d63708b64e",
+                "sha256:01f948e8220c85eae1aa1a7f8edddcec193918f933fb07aaebe0bfbbcffefbf1",
+                "sha256:08abf39948d4b5017a137be58f1a52b7101700431f0777bec3d897c3949f74e6",
+                "sha256:099a61618b145ecb50c6f279666bbc398e189b8bc97544ae32b8fcb49ad6b830",
+                "sha256:2c1c61546e73de62747e65807d2cc4980c395d4c5600ecb1f47a650c6fa78c79",
+                "sha256:2ed9c4f694861642401f27dc3cb99772be67cd190e84845c749dae0a06c3bfae",
+                "sha256:338581b30b908e111be578f0297255f6b57a51358cd16fa0e6f664c9a1f88bff",
+                "sha256:38c7d48a21cd06fdeee93987147b9b1c55b73b4cfcbf83240568bfbd5adee447",
+                "sha256:43fd026f613c8e48a25eba1a92f4d2ad7f3903c95d8c33a11611a7717d2ab654",
+                "sha256:4548236844327a718ce3bb182ab32a16fa2050c61e334e959f554cac052fb0df",
+                "sha256:5090857876c58885cfa388dc649e5db30aae98a068c26f3fd0ac9d7d9a4d9572",
+                "sha256:5bbba34f97a26a93f5e8dec469ca4ddd712451418add43da946dbaed7f7a98d2",
+                "sha256:65a28969a025a0eb4594637b6103201dc4ed2a9508bdab56ac33e43e3081c404",
+                "sha256:892bb52b70bd5ea9dbbc3ac44f38e84f5a04e9d8b1bff48159d96cb795b81159",
+                "sha256:8a9becd5cbd5062f973bcd2e7bc79483af310222de112b6541f8af1f93a3cc42",
+                "sha256:972a7aaeb7c4a2795b52eef52ee991ef040b31009f36deca6207a986607b55f3",
+                "sha256:97b119c436bfa96a92ac2ca525f7025836d4d4e64b1c9f9eff8dbaf3ff1d86f3",
+                "sha256:9ba37698e242223f8053cc158f130aee046a96feacbeab65893dbe94f5530118",
+                "sha256:b1b0e1f626a0f079c0d3696db70132fb1f29aa87c66aecb6501a9b8be64ce9f7",
+                "sha256:c14c1224fd1a5be2733530d648a316974dbbb3c946913562c6005a76f21ca042",
+                "sha256:c79a8546c48ae6465189e54e3245a97ddf21161e33ff7eaa42787353417bb2b6",
+                "sha256:ceb76935ac4ebdf6d7bc845482a4450b284c6ccfb281e34da51d510658ab34d8",
+                "sha256:e22bffaad04b4d16e1c091baed7f2733fc1ebb91e0c602abf1b6834d17158b1f",
+                "sha256:ec883b8e44d877bda6f94a36313a1c6063f8b1997aa091628ae2f34c7f97c8d5",
+                "sha256:f1baa54d50ec031d1a9beb89974108f8f2c0706f49798f4777df879df0e1adb6",
+                "sha256:f53a5385932cda1e2c862d89460992911a89768c65d176ff8c50cddca4d29bed"
+            ],
+            "index": "pypi",
+            "version": "==6.2.0"
         },
         "pyct": {
             "hashes": [
@@ -368,10 +383,10 @@
         },
         "pytz": {
             "hashes": [
-                "sha256:26c0b32e437e54a18161324a2fca3c4b9846b74a8dccddd843113109e1116b32",
-                "sha256:c894d57500a4cd2d5c71114aaab77dbab5eabd9022308ce5ac9bb93a60a6f0c7"
+                "sha256:1c557d7d0e871de1f5ccd5833f60fb2550652da6be2693c1e02300743d21500d",
+                "sha256:b02c06db6cf09c12dd25137e563b31700d3b80fcc4ad23abb7a315f2789819be"
             ],
-            "version": "==2019.2"
+            "version": "==2019.3"
         },
         "pyviz-comms": {
             "hashes": [
@@ -468,10 +483,10 @@
     "develop": {
         "astroid": {
             "hashes": [
-                "sha256:98c665ad84d10b18318c5ab7c3d203fe11714cbad2a4aef4f44651f415392754",
-                "sha256:b7546ffdedbf7abcfbff93cd1de9e9980b1ef744852689decc5aeada324238c6"
+                "sha256:09a3fba616519311f1af8a461f804b68f0370e100c9264a035aa7846d7852e33",
+                "sha256:5a79c9b4bd6c4be777424593f957c996e20beb5f74e0bc332f47713c6f675efe"
             ],
-            "version": "==2.3.1"
+            "version": "==2.3.2"
         },
         "isort": {
             "hashes": [
@@ -529,10 +544,10 @@
         },
         "mypy-extensions": {
             "hashes": [
-                "sha256:37e0e956f41369209a3d5f34580150bcacfabaa57b33a15c0b25f4b5725e0812",
-                "sha256:b16cabe759f55e3409a7d231ebd2841378fb0c27a5d1994719e340e4f429ac3e"
+                "sha256:090fedd75945a69ae91ce1303b5824f428daf5a028d2f6ab8a299250a846f15d",
+                "sha256:2d82818f5bb3e369420cb3c4060a7970edba416647068eb4c5343488a6c604a8"
             ],
-            "version": "==0.4.1"
+            "version": "==0.4.3"
         },
         "pep8": {
             "hashes": [
@@ -559,20 +574,25 @@
         },
         "typed-ast": {
             "hashes": [
+                "sha256:1170afa46a3799e18b4c977777ce137bb53c7485379d9706af8a59f2ea1aa161",
                 "sha256:18511a0b3e7922276346bcb47e2ef9f38fb90fd31cb9223eed42c85d1312344e",
                 "sha256:262c247a82d005e43b5b7f69aff746370538e176131c32dda9cb0f324d27141e",
                 "sha256:2b907eb046d049bcd9892e3076c7a6456c93a25bebfe554e931620c90e6a25b0",
                 "sha256:354c16e5babd09f5cb0ee000d54cfa38401d8b8891eefa878ac772f827181a3c",
+                "sha256:48e5b1e71f25cfdef98b013263a88d7145879fbb2d5185f2a0c79fa7ebbeae47",
                 "sha256:4e0b70c6fc4d010f8107726af5fd37921b666f5b31d9331f0bd24ad9a088e631",
                 "sha256:630968c5cdee51a11c05a30453f8cd65e0cc1d2ad0d9192819df9978984529f4",
                 "sha256:66480f95b8167c9c5c5c87f32cf437d585937970f3fc24386f313a4c97b44e34",
                 "sha256:71211d26ffd12d63a83e079ff258ac9d56a1376a25bc80b1cdcdf601b855b90b",
+                "sha256:7954560051331d003b4e2b3eb822d9dd2e376fa4f6d98fee32f452f52dd6ebb2",
+                "sha256:838997f4310012cf2e1ad3803bce2f3402e9ffb71ded61b5ee22617b3a7f6b6e",
                 "sha256:95bd11af7eafc16e829af2d3df510cecfd4387f6453355188342c3e79a2ec87a",
                 "sha256:bc6c7d3fa1325a0c6613512a093bc2a2a15aeec350451cbdf9e1d4bffe3e3233",
                 "sha256:cc34a6f5b426748a507dd5d1de4c1978f2eb5626d51326e43280941206c209e1",
                 "sha256:d755f03c1e4a51e9b24d899561fec4ccaf51f210d52abdf8c07ee2849b212a36",
                 "sha256:d7c45933b1bdfaf9f36c579671fec15d25b06c8398f113dab64c18ed1adda01d",
                 "sha256:d896919306dd0aa22d0132f62a1b78d11aaf4c9fc5b3410d3c666b818191630a",
+                "sha256:fdc1c9bbf79510b76408840e009ed65958feba92a88833cdceecff93ae8fff66",
                 "sha256:ffde2fbfad571af120fcbfbbc61c72469e72f550d676c3342492a9dfdefb8f12"
             ],
             "markers": "implementation_name == 'cpython' and python_version < '3.8'",
diff --git a/requirements.txt b/requirements.txt
index 51f49e8..a275128 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,40 +1,41 @@
--i https://pypi.org/simple
+-i https://pypi.org/simple/
 appdirs==1.4.3
 bokeh==1.3.4
 certifi==2019.9.11
 chardet==3.0.4
 click==7.0
 cloudpickle==1.2.2
-dask[bag,dataframe]==2.5.0
+colorcet==2.0.2
+dask[bag]==2.6.0
 dominate==2.4.0
 entrypoints==0.3
 flask-bootstrap4==4.0.2
 flask-wtf==0.14.2
 flask==1.1.1
-fsspec==0.5.1
-holoviews==1.12.5
-hvplot==0.4.0
+fsspec==0.5.2
+holoviews==1.12.6
+hvplot==0.5.2
 idna==2.8
 intake[complete]==0.5.3
 itsdangerous==1.1.0
-jinja2==2.10.1
+jinja2==2.10.3
 locket==0.2.0
 markdown==3.1.1
 markupsafe==1.1.1
 msgpack-numpy==0.4.4.3
 msgpack==0.6.2
-numpy==1.17.2
+numpy==1.17.3
 packaging==19.2
-pandas==0.25.1
-panel==0.6.3
-param==1.9.1
+pandas==0.25.2
+panel==0.6.4
+param==1.9.2
 partd==1.0.0
-pillow==6.1.0
+pillow==6.2.0
 pyct==0.4.6
 pyparsing==2.4.2
 python-dateutil==2.8.0
 python-snappy==0.5.4
-pytz==2019.2
+pytz==2019.3
 pyviz-comms==0.7.2
 pyyaml==5.1.2
 requests==2.22.0