Changed color palette to match material design specification.
Added support for displaying meetings as a UI.

- Meeting day styles added to styles.xml
- A dedicated layout for housing meeting information added.
- Color scheme in colors.xml changed to match material design specifications.
Meetings data now shown through CoursesCursorTreeAdapter.

The following data now is visible through the schedule list:
- Start time.
- End time.
- Meeting days.
Newline at end of file added.
Documented using groupIds as Loader ids.
Merge pull request #37 from xamgems/wip/meetings

Implemented UI to house meetings data