Fixed: font cell of a CPTableView comes black when editing another cell

The font of a default dataView came black when editing another cell of the tableView.
Now it stays black.

Fixed #2130
Fixed: font cell of a CPTableView comes black when editing another cell

Previously, when editing a cell, the other cells of the tableView lost the themeState of the firstResponder.
Now the other cells, as the tableView, keep this state when a cell is editing.

Fixed #2133
Merge pull request #2133 from Dogild/TableViewTheme

Fixed: font cell of a CPTableView comes black when editing another cell
Formatting and comment on table view first responder change.

Refs #2133.