Merge pull request #2 from benoitsan/master

allows the textfield of the tableview to become the dedicated first responder
Update Changelog
Create Xcode plug-ins folder if not there.
import/export panel adjustments

Allow saving files without .cfg extension.
Show hidden files in import/export panel.
Default filename is untitled.cfg.
Exporting a file which has been imported will suggest the same filename
update changelog
Re-read pasteboard data before app becomes active.
if started from Uncrustify plugin, don't parse launch arguments as files
Some improvements for the NSOpenPanel/NSSavePanel managing the configuration file