Tasks structure and table creation
Tasks insert and get methods + player specific informations
Deletion ready, only update left + tests of course
All methods ready, but without tests.
Small movement in code, grouping methods of user in one place in code.
changed cursor2 to cursorForABCDTasks (more meaningfull)
Merge pull request #28 from herbatnik/android

[Android][URBNG-278] Tasks in database