Improve dialog layout and fix UI policy issues with all of the dialog
boxes in the Gerbview and Pcbnew code paths.
Updated the use of component to footprint where appropriate.
* Make control spacing and alignment consistent.
* Use default dialog size and to allow the sizers to do thier job.
* Add colons to per item labels for consistency.
* Fix error message box title capitalization per UI policy.
File "rules" has instructional text as comments near top.
2) Convert all text files in repo to LF line ending form.
Any checkout done with "rules" in play will convert the working
tree to native line ending, while keeping repo as LF line ending.