Add some missing copyright headers.
-rw-r--r-- 462 .gitattributes
-rw-r--r-- 102 .gitignore
-rw-r--r-- 229 AUTHORS
-rw-r--r-- 59726 CMakeLists.txt
-rw-r--r-- 58445 COPYING
-rw-r--r-- 2211 CPackInit.cmake
-rw-r--r-- 2053 CTestConfig.cmake
-rw-r--r-- 3731 README
drwxr-xr-x - admin
drwxr-xr-x - cmake
drwxr-xr-x - doxygen
drwxr-xr-x - manual
drwxr-xr-x - scripts
drwxr-xr-x - share
drwxr-xr-x - src
drwxr-xr-x - tests