Treegen update. Some new symbols. Speed up code a bit.
-rw-r--r-- 28 .gitattributes
-rw-r--r-- 666 .gitignore
-rw-r--r-- 277 .travis.yml
-rw-r--r-- 7637 CMakeLists.txt
-rw-r--r-- 13212 README.txt
drwxr-xr-x - builtin
drwxr-xr-x - client
drwxr-xr-x - cmake
drwxr-xr-x - doc
drwxr-xr-x - games
-rw-r--r-- 9528 minetest.conf.example
drwxr-xr-x - misc
drwxr-xr-x - mods
drwxr-xr-x - old
drwxr-xr-x - po
drwxr-xr-x - src
drwxr-xr-x - textures
drwxr-xr-x - util