MSVC buildfix attempt
Only set fogdepth to highp on PowerVR. May fix #4333
Slightly improves scanlines
UI cleanup and a crashfix for duplicate back key events
Update native correctly
Update Credits
Merge pull request #4349 from xsacha/master

sceAudio: ARM optimisation.
Merge pull request #4351 from DanyalZia/patch-32

Slightly improves scanlines
Android build: Set -march=armv6 for our armeabi build, we don't support
anything lower anyway.
Revert "Use swap code from native instead. Remove all other versions of it."

Broke movie playback.

This reverts commit 9fcb08a3265a78ea1d7f9981785a3e420d746c05.

Conflicts:
	native
Mysterious buildfix
Quick fix for savedata.
Update comment.
move the build instructions to the wiki
Merge pull request #4358 from chinhodado/patch-1

Move the build instructions to the wiki
fix links in README
Merge pull request #4359 from chinhodado/patch-1

fix links in README
Merge pull request #4357 from shenweip/patch-16

Fix for savedata.