Added AMD (RequireJS) formatted files.
vs
Added support for SlickGrid 2.1's pager.
Update lib/slickback/backbone_model_formatter_factory.js

rename backbone_model_formatter_factory to backbone_data_item_column_value_extractor
Fixing sorting with backbone 0.9.9+

- Backbone version 0.9.9 stopped firing reset on sort, in favor of its own 'sort' event. This event also needs 'translation' to be consistent with its previous functionality.
Merge remote-tracking branch 'lvanderbijl/master'
Merge remote-tracking branch 'tomi77/master'
Merge remote-tracking branch 'pilaf/master'