Cache based on the full clutformat.

Not just 2 bits of it.  Oops.  Simpler this way.
Don't store clutformat in the texcache entry.
Swap TAB back to turbo, and F3 to toggle.
Remove the Escape hack, it's an assignable key now.
Merge pull request #1866 from unknownbrackets/texcache

Fix texture caching when clut parameters change
Better positiong for Save dialog
Fix Gundam AGE Universe hang up at title screen
Remove Playbook OS support.
Merge pull request #1869 from raven02/patch-26

Fix Gundam AGE Universe hang up at title screen
Remove an useless command in audioPlayer.
Merge pull request #1870 from oioitff/atrac3plus

Remove an useless command in audioPlayer.
Merge pull request #1867 from raven02/patch-25

Better positioning for load/save dialog
Control dialog supports 16, don't customize tab.
Merge pull request #1868 from unknownbrackets/key-fix

Switch back tab key behavior
Enable frameskip when fps limit is at turbo.
Swap positions of "Back" and "Enter" buttons in PSPSaveDialog.
Make the default choice in all save dialogs except for overwrite/delete confirmation be "Yes".
Always pick up the saveID by latest file time instead of the previously used one.
This fixes SRWAP & SRWMXP.
Support more list focus settings.
Respect the entry size in ELF linking.

Hopefully fixes #1862.