MainActivity completed, other tweaks to carousels made
Action bar completed, fixed a few minor things here and there
Fixed empty lesson list bug
Auth completed
Merge pull request #36 from Eduki/ui_refactor_quizzes

Ui refactor quizzes
Merge pull request #35 from Eduki/tests_robotium_new_ui

Tests robotium new ui
Removed unnecessary log line
Updated tests, modified loginactivity slightly
Merge pull request #39 from Eduki/more_tests

Updated tests, modified loginactivity slightly
more minor test fixes
Added clear UI test walkthroughs
Added checkstyle
Fixed spacing
Merge pull request #41 from Eduki/ui_tests

Added clear UI test walkthroughs
Merge pull request #42 from Eduki/checkstyle_setup

Added checkstyle

Looks good to go, merging with master.
Fixed intents
Fixed tests
Added Network Connectivity checks
Fixed checkstyle
Factored out no connection redirect