Create faster key cache for main game loop (client)
Merge pull request #1825 from Zeno-/control_key_cache

Create faster key cache for main game loop (client)
Serverlist: announce mg_name from map_meta.txt instead of minetest.conf
Fix profiler values not being updated (F6) and not being logged
Wielded fixes. Add shaders support.
Add Generator Element Management framework

Add BiomeManager, OreManager, DecorationManager, and SchematicManager
Add eased 3d point-value noise functions
Mapgen v7: Fix uninitialized spflags
Mapgen v5: Fix minor style issue
Fix compilation under some Linux distributions
Remove most exceptions from getNode() (and variants)