Added another unit test

Unit tests now running consistently
"Create new..." now shows up when the user has 0 Pills

Changed the text to include the word medication
Added setting for using Relative times or Absolute times
Deleting notes now properly changes notes icon in pills list

Merge branch 'l' of github.com:allendevco/pill-logger into notes

Conflicts:
	app/src/main/java/uk/co/pilllogger/fragments/PillListFragment.java