Merge pull request #13 from vkuznetsov/master

fixed bug with scope in #move_to_child_with_index
Associations must refer to base_class
Fixed bug when node created with explicit position caused an exception
Fix couple broken specs
Merge pull request #14 from jkl1337/fix-ancestor-specs

Fix couple broken specs
fix bug when descendants depth was not recounted
Version bump to 1.1.6
Merge branch 'master' of github.com:take-five/acts_as_ordered_tree
reduce TravisCI build time
При наследовании классы ассоциаций загружаются абстрактные
Merge pull request #15 from bibendi/patch-1

При наследовании классы ассоциаций загружаются абстрактные
Version bump to 1.1.7
fix(instance_methods): dont save attributes changed by user