Glitch-this

* The library will now cleanup after itself when making glitched GIFs

* NEW Parameters for `commandline.py`:-

* `-l, --loop`: Specify how many times the GIF should loop

Defaults to 0, i.e infinite loop

* `-f, --force`: The script will no longer automatically overwrite existing files, you need to include `-f` for it do so

Defaults to False

* `-o, --outfile`: Specify a full/relative path to write the output file to

check out the [docs](https://github.com/TotallyNotChase/glitch-this/wiki) for information on how to use these!

* Add more sanity checks in `commandline.py`

* Reduce compression level from 6 to 3 in `commandline.py` (improves performance significantly)

* `-f,--frames` has been renamed to `-fr, --frames`

* Add support for `Image` object input, now you can directly pass an `Image` object to the library!

* Add support for glitching GIFs to GIFs, That's right! You can now input a GIF to turn it into a **GLITCHED GIF**!

* Cleanup code

* Add more docs

* Fix missing frames argument

* Fix a script breaking bug

* Implement **version checker** in commandline script

The commandline tool will now inform you if the package is out of date!

* Added entrypoint to `setup.py`, now you don't have to install the commandline script seperately!
* Simply use `glitch_this args` from the commandline after `pip3 install glitch-this`!
* Add **Glitching an image to GIF support** in the library! Now you can specify the necessary arguments to get a list of frames that you can use to make a GIF as well as normal images!