Update android build scripts to copy pngs. Update native with bugfix.
Update lang
Check versions less frequently, retry connections only once
Just bump the android version code for these small fixes.
Make "Download from the PPSSPP Homebrew Store" translatable in [MainMenu]
Shorten the key
Merge pull request #4814 from vnctdj/patch-1

Make "Download from the PPSSPP Homebrew Store" translatable in [MainMenu]
Add an ini option to set the emulated PSP's firmware.
Merge pull request #4816 from thedax/pspFirmwareOption

Add an ini option to set the emulated PSP's firmware.
Restore viewport when switching render targets
Merge pull request #4818 from raven02/patch-6

Restore viewport when switching render targets
Add -m (for match) switch to test.py.

Usage: test.py -m rtc/
Add extra GE_TEXFUNC_UNKNOWN1/2/3 which handle same as GE_TEXFUNC_ADD
enum for GE_TEXFUNC_UNKNOWN1/2/3 = 5/6/7
Report negative time parts as invalid.
Convert ticks using a better supported year range.

Since 400 years is a stable number, we can adjust everything to [1970,
2370) and most system libraries (hello, Windows) will get it right.

This fixes overflow issues with tick/date conversions.
Check days in month within sceRtcCheckValid().
sceRtcTickAddYears(): don't write invalid results.

Also fix leap day handling, per tests.
Simplify sceRtcTickAddMonths() and write if valid.
Fix overflows in sceRtcAdd*() funcs.