Fix to get ngGridReorderable working again
Fix to get ngGridReorderable working again

Fixes a few broken references and gets the drag and drop action working again.

I'm unclear if the indexes in the rowCache should be updated to match the new row positions, but the display does update correctly.
ppossanzini/ui-grid,FugleMonkey/ng-grid,angular-ui/ng-grid-legacy,angular-ui/ng-grid-legacy,FernCreek/ng-grid,ppossanzini/ui-grid,ppossanzini/ui-grid,FernCreek/ng-grid,angular-ui/ng-grid-legacy,FernCreek/ng-grid,FugleMonkey/ng-grid,FugleMonkey/ng-grid