[FIX] Fix crash on Android versions 4.1.x when a bug on the mutate() method causes a NPE

[FIX] Fix crash on FileUploadProgressDialogFragment

Fix crash on older Android api level devices where the ShapeDrawable method mutate() method doesn't check if the padding is null before copying it

[NEW] Display Keyboard when launching dialog

[RELEASE] Increment build version: 1.0.22 - 43

[NEW] Add Quote a message action

Fallback room type to group ("p") if admin adds a custom room type

Update CONTRIBUTING.md

Add upload any file action to attachments

[PROJECT] Removed un-needed project dependencies

[DOCS] Updated README with deployment/debugging instructions

[PROJECT] gradle(globally declare library) changes

[FIX] Null Pointer Exception on Sliding Pane

[RELEASE] Increment build version to 1.0.22 (42)