* Updated the columns for the unique and primary keys while creating a table.
Use the 'editable' option for a Cell instead of 'disabled'.
* Don't need to define the hidden member as fields in GridHeaderSchema
* Updated the columns for the exclusion constraints while creating a
table.
* Signaled the relevant field, when column options have changed, for all
the children of a table.
* Use current snapshot of data for the GrigFormHeadeer
* Fixed the styling for the search input box
* Don't check for the 'colOptions.editable' flag, as it could be
indirect call as well.
1f53baee8f