* Fix parent of elements in wxSizers.
* Update old dialog with recent version of wxFormBuilder.
* Add wxALIGN_CENTER_VERTICAL flag to some dialogs.
* Update wxFormBuilder timestamp in generated sources.
* Replace all occurrences of the word "part" with "unit" when referring to
multiple unit components for improved consistency.
* Replace "shared by" with "common to" when referring to objects (lines, arcs,
pins, etc.) that are common to all units.
* Improve wording in library component properties dialog.
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.
* Use single list for component library draw item and fields to simplify
component library object.
* Add field manipulation helper methods to component library object.
* Make component library draw item edit dialog sizable.
* Created new component library editor draw item dialog box with
wxFormBuilder.
* Removed previous DialogBlocks version of the draw item dialog box.
* Removed some additional global variables used in component library
editor.
* Add IsFillable() method to draw item base object.