fixes #13
fix tree shorting
fixes #13
fix tree shorting
Merge branch 'develop' of github.com:ITCase/sqlalchemy_mptt into develop
clean
closes #15
fixes #14
++move_before and leftsibling_in_level functions
add python3.4 for tests
fix move_before
Hello v0.0.4
Merge branch 'develop'
Merge branch 'master' of github.com:ITCase/sqlalchemy_mptt