Create collection class (for managin collection of models)
Extend _ with utility functions for type checking
Better type checking + add object.coffee in imports
_.isKindOf now works with javascript primary types (Function, Array, Number, String. Object)
Add underscore.inflection (pluralize, singularize functions)
Update ObjectStore (better objects update algorithm)
Base implementation of collections
Fix model issues add find method
implementing global collection type
Merge branch 'develop' of https://github.com/EpicDream/ledger-wallet-chrome into develop
Clean app.coffee