Implemented column reordering by drag-drop
Merge pull request #70 from djheru/griddly-column-reorder

Implemented column reordering by drag-drop
decoupled the reorder column functionality into its own method
Merge pull request #71 from djheru/griddly-column-reorder-decouple

decoupled the reorder column functionality into its own method
Added Destroy public method and fixed a bug with pre-loading filters
Merge pull request #72 from freemanirl/destroy

Added Destroy public method and fixed a bug with pre-loading filters
this.option.filters should be a type 'Object' not 'Array'
Merge pull request #73 from djheru/clear-filters

this.option.filters should be a type 'Object' not 'Array'