[API] initialize GIT Repo

 * The API is initialized as simple 3 layer architecture
 * A test file is available in the folder files
 *
[FEATURE] added functionality

 * Participants get divided into Workshops
 * Error if a participant cannot get divided because he voted badly
[FEATURE] improvements

 * Added Timestamp to Participants
 * Replaced Sets with TreeSets for ordering Participants
 * Added multi day support
Merge branch 'master' of github.com:theShmoo/Workshop-Division