CSV and Email First Implementation

22/04/2013
- Added new dialog to long-click of archive activity for the future
implementation of editing entries
- New launcher icon
- Fixed bug - detailed archive previously showing one digit for seconds
- Record Activity - Name and Distance are now required fields (will not
be able to save a training session without them entered)

23/04/2013-27/04/2013
- Added new queries to database to retrive all records in a specific
format for opencsv writer
- Added ability to email a .csv file of training log via sync button (UI
Improvements needed)
- Edited Readme to reflect new usage