v1.0.0-a.1

Data layer

• Completely rewrite data-layer implementation to follow Instagram structure changes
• Rename main module to lowercase name (instalooter)
• Reorganize documentation to follow the new API
• Use tenacity to make sure the background threads don't crash on the first connection error
• Update examples and installation instructions
• Add type annotations (and add typing as a dependency for older Python versions)
• Use PyFilesystem to hold cache data and file downloading

CLI

• Use tqdm instead of progressbar2 for the progress bar
• Use coloredlogs instead of hues for the terminal styling