Update datasets used

[koudyk]

Create dataset

• repeated measures data
• categorical data
• figure out all the variations needed for modules 3, 4, and 5
  • 3_automating-with-loops.md
  • 4_conditions-and-functions.md
  • 5_good-habits.md

Add dataset

• remove old data
• add new data
  • google trends 1
  • google trends 2
  • CLCD
• make zip available
• update links in 2.1, 3, 4, and 5
• add README with info about data

Episodes that need updating

• 2.2_tabular-data-numpy.md

  • in-code dataset paths
  • in-code data-specific details
  • in-code figure paths
  • code-created figures
  • illustrative figure contents
  • figure names
  • in-text figure paths
  • in-text dataset mentions
  • in-text dataset description

• 2.4_visualization.md

  • in-code dataset paths
  • in-code data-specific details
  • in-code figure paths
  • code-created figures
  • illustrative figure contents
  • figure names
  • in-text figure paths
  • in-text dataset mentions
  • in-text dataset description

• 3.2_looping-over-files.md

  • in-code dataset paths
  • in-code data-specific details
  • in-code figure paths
  • code-created figures
  • illustrative figure contents
  • figure names
  • in-text figure paths
  • in-text dataset mentions
  • in-text dataset description

• 4.1_conditions.md

  • in-code dataset paths
  • in-code data-specific details
  • in-code figure paths
  • code-created figures
  • illustrative figure contents
  • figure names
  • in-text figure paths
  • in-text dataset mentions
  • in-text dataset description

• 4.2_functions.md

  • in-code dataset paths
  • in-code data-specific details
  • in-code figure paths
  • code-created figures
  • illustrative figure contents
  • figure names
  • in-text figure paths
  • in-text dataset mentions
  • in-text dataset description