added export to JSON into database
can import notes from json
helper methods for exporting/importing entire db
added dialogs package
fixed bugs with reading matches
can export/import database from settings menu
2 bug fixes:
- Red and Blue alliances swapped on export
- Notes would duplicate on import
moved hiding next/previous match arrows to UI thread. Fixes FC
db structure for predefined notes
predefined notes started to be implemented. Some bugs still exist with editing...
code for editing notes centralized and reused
editing of predefined notes is disabled
can now add predefined notes. Editing and deleting to follow....
editing predefined notes: check. Delete now
deleting predefined notes & other little bugfixes
moved no predef notes message to strings resource
made deleting dialog universal
version bump: 2.3.3
Merge branch 'week3_dev'

Conflicts:
	frc-notebook/build.gradle
	frc-notebook/src/main/AndroidManifest.xml
	frc-notebook/src/main/res/values/strings.xml