feat(): Migrate to Angular 2 RC5

feat(): Implemented package should not have angular as dependency

feat(): Implemented Migrate to Typings 1.*

fix(): Fixed issue Failed to execute 'removeChild' on 'Node'

feat(): Migrated to Angular 2.0.0-RC.4

Merge pull request #41 from Brocco/fix-tests

chore(tests): fix broken tests as a result of changes in angular rc4

fix($browser): Fixed type issue

fix($browser): Added dragStart event on sortable

Merge pull request #23 from adrienverge/allowdrop-function

feat(): Add `allowDrop` function to droppable components

feat($browser): Add info bages