Make faces shading correct for all possible modes.
Skip shading for lightsources and top of the nodes.
Fixes liquid sources and flowing surfaces having different brightness.
Fix mainmenu game initialisation
Fix the *CDP display
Add sqlite3 backend hack for android
Makefile support for build without leveldb
Remove temporary file at safeWriteToFile()
Fix inventory items blinking on item preloading
Revert "Fix inventory items blinking on item preloading"

The fix didn't work on some systems sadly this wasn't detected prior merge,
as preload is disabled by default now there's not gonna be a fix for it.
Let lighting be done only CPU side. Remove finalColorBlend implementation from shaders.
Make scrollbar scale according to DPI and scaling factor
Mod profiling support

Config settings:
profiling = true/false (gather statistics)
detailed_profiling = true/false (break mod times to callbacks)

Chat commands:
save_mod_profile saves current statistics in debug.txt and shows on console (on default loglevel)

 This is the 2nd commit message:

Fix copy & paste error loosing on generated time

Fix review comments