Update Component for check if a query exists.

To avoid the undefined index notice.
For implementing columnar filtering: added a function to check if any of the sSearch fields exist, added sSearch_x fields to where query. TODO: implement for containable behavior
merged conflict
Merge branch 'anyeloamt-master' into dev
merged conflicts
updated to latest
updated to use mDataProp
updated to use mDataProp
added mDataProp to other datatable instances
updated test application
updated test application
Merged external pull requests for the datatables plugin
updated to latest