bundle for travis
Revert "bundle for travis"

This reverts commit e82b7f7932916b5b3660885572c3ba56372b573c.
Merge branch 'hotfix/v0.2.3' into develop
Merge branch 'hotfix/v0.2.4' into develop
add state machine
add validates to models
Merge branch 'release/v0.2.5'