Improve header inclusions:
treec40821f0986df861801699138d3bde6ec6528102
-rw-r--r-- 439 .gitignore
-rw-r--r-- 530 CMakeLists.txt
-rw-r--r-- 1069 LICENSE
-rw-r--r-- 71 README.md
drwxr-xr-x - doc
drwxr-xr-x - lib
drwxr-xr-x - src
drwxr-xr-x - test