Stick to a single config entry per option.

We don't need a bool in the ini AND an int setting.

This should also fix the anistropy setting, which appears to have been
pretty much broken.  Also makes frameskip enable even if you don't tap
auto, which is what I'd assumed it did before.
Fix message dialog oversize
Don't write to transformedvertex.color1[4], it doesn't exist.
Merge pull request #1632 from unknownbrackets/config

Stick to a single config entry per option
Merge pull request #1633 from raven02/patch-1

Fix message dialog oversize
Turn off screensavers. Note that this won't work on Vista+ when there's a password.
iFrameSkip should be an int.
Fix typo breaking XBRZ option.
remove outdated config parameters
Merge branch 'master' of https://github.com/hrydgard/ppsspp

Conflicts:
	Core/Config.cpp
	Core/Config.h
Better alpha component fix for xbrz
Adapt non-windows UI to new config names
Final Hybrid scaling adjustments & remove debug output