closes#100closes#59
* enable saving as draft (scheduled)
* add scheduled posts list
* fix NoSuchMethodError
* editable drafts/scheduled posts
* ui for drafts
* use instants between 9999-01-01 and 9999-12-31
* use save and draft strings
* map scheduled status params to status
* implement scheduling posts
* improve save/discard draft dialog
* persist scheduled date in state
* add unsent posts button to toolbar
* clean up imports
* Proper implementation on the color picker.
* Disabling the icons for the color picker menu
* Adding a green theme
* Making the green theme more readable
* More polishes over the green theme
* Adding blue theme and refactoring styles.xml
* Make badged settings icon follow accent colors
* Adding an icon to the color picker setting
* Fix readability issue on the light blue theme
* Adding orange theme, tweaking the blue and green theme
* Adding yellow theme
* Making it so that the fab follows the theme
* Fixing the TrueBlack themes for everything
* Make it so that the publish button also follows the theme
* Editing some drawable files to make them also follow the theme
* Making it so that the boost icon is also following the theme when clicked
* Make follow requests icon badge follow the color scheme and also make it that the profile top bar menu also follows the theme. This should be it
Co-authored-by: sk <sk22@mailbox.org>
