* Fix polygon and rpolygon drawing.
* Fix some doxygen.

* Rewrite of overlayeditor to use the new feature editing tools Google provides in newer api versions.

Remove dead code that was (finally) reimplemented in gmap_addons.
Add note about killing off a function.

Repair some outdated macro cleanup code.

Handle migration of the defaults.

A) in the wrong place.
B) was never actually used.
C) confusing people, including myself.

Therefore,

***DELETED***

Clarify version comment.

Also, add location3 compatibility to that section of code.

Fix map type control change, generalize.

This allows us to finally use api versions 1.100 and up! Yay!

whitespace, follow coding style document regarding file headers, some string changes from Bevan's patch.