Forgot to include new files.
Switching from Makefiles to CMake. This version is broken.
Forgot to add CMakeLists.txt into previous commit
Removed Debian package building files
Added cmake/README.md and added credits to NeoVim
And added the FindLuaJit.cmake because forgot it from the previous commit
Changed build dependencies a bit
Added tools into cmake targets
More project changes to use cmake.

Changes
- moved genclr from src to tools
- moved maps from tools/libsrc to maps
Manually adds clrgen.c and date.c to omega sources list
Reverted last change and added clrgen.c and date.c
Added omega.hi and omega.log (required)