Add version 1.2 headers, update 1.1 to rev. 7, and 1.0 to rev. 11.
-rw-r--r-- 72 .gitattributes
-rw-r--r-- 10 .gitignore
-rw-r--r-- 2199 CMakeLists.txt
-rw-r--r-- 1309 LICENSE
-rw-r--r-- 4873 README.md
drwxr-xr-x - example
drwxr-xr-x - include