Create a filter panel view with add / delete functionality.
Adding filter operator and values with bindings to the collection's selected filter.
Fixing tests
Add Filter button. Fix binding with collection.
Adding left-panel filter.
Adding FilterSupport mixing
Allow enumerations defined in the column meta to be used in filters.
Fix for infinite loop
Adding collection enumeration to column meta.
Slide from left.
Filter covers grid.
Field label.
Styling and rearranging layout
Filter panel is not destroyed when hidden.
Ensure that changing the field will reset the field operator and value
Adding pinning
Tent.Select can be initialised with a value, as well as a selection.
Initial selection for filter fields applied.
Merge branch 'feature/side_filter_panel' into element

Conflicts:
	dist/tent.js
	lib/coffeescript/template/text_field.handlebars
	lib/coffeescript/view/select.coffee