Implemented battle initialization. User can select which player goes to battle
Created reusable player adapter. Partial implementation of addin players to battle
Fixed problem when increasing monster strength during battle
Adding a player or mosters will reflect battle status inmediatelly. Also modifying values will update status battle
When adding more players to battle, system detects and replace based on current players in battle
Fixed helper player replacement
Added Otto event framework
Removed unused classes
Merge branch 'feature/fg-battle' into develop
Switch to Android Studio

Migrated project from Eclipse to Android Studio

Signed-off-by: Franklin Garcia <fggarcia@gmail.com>