Make requireOptions and resolveNameToClass accessible from Backgrid, make keybindings configurable fixed various bugs related with keyboard nav in the cells and extensions, add keyboard nav test cases and change all cell events to trigger from the model
Make requireOptions and resolveNameToClass accessible from Backgrid, make keybindings configurable fixed various bugs related with keyboard nav in the cells and extensions, add keyboard nav test cases and change all cell events to trigger from the model

hoeflerco/backgrid-moment-cell,rockerest/backgrid-moment-cell,hoeflerco/backgrid-moment-cell,wyuenho/backgrid-moment-cell,wyuenho/backgrid-moment-cell