Task: 241959, 248085
RevBy: Optics/Naming checked by con
Details: Give IOptionPage an id() to differentiate from trName(). Make showOptionsDialog return a bool (applied) and give it an optional parent. Change Cpp and form class wizards, give them a Configure... button to change those settings.
Task: - none
RevBy: - Thorbjørn
AutoTest: - manual
Details: - the docs where unregistered, still the member
had the files saved and tried to unregister again
The previous interface wasn't sufficient to properly support the Apply
button, since it didn't separate applying the changes from the cleanup
phase.
Designer settings pages still need some fixing.
Fixes Apply button causing problems for certain plugins, for example the
QuickOpen.
