Merge branch 'hotfix/0.0.4'

[FIX] when move node or copy node, parent_ids not be updated

Merge branch 'release/0.0.3'

[UPD] version update

[FEA] add create node support and change get 'check' to 'post' avoiding url too long

Merge branch 'hotfix/0.0.2' into develop

Merge branch 'hotfix/0.0.2'

[UPD] README

Merge branch 'release/0.0.1'

[FEA] HTML based CRUD support

[FEA] add javascript helper for jstree

[FEA] add helper for jstree html format

[FEA]

%x(rails plugin new mongoid_sortable_tree --full -O)

Initial commit