Merge pull request #18 from solcik/pr-1

composer: added guzzle ^7.0

Author: jiripudil

composer.json

@@ -17,7 +17,7 @@
 	},
 	"require": {
 		"php": "^7.2",
-		"guzzlehttp/guzzle": "^6.3",
+		"guzzlehttp/guzzle": "^6.3 || ^7.0",
 		"nette/di": "^2.4.10 || ^3.0"
 	},
 	"require-dev": {