Change key_copy API, it's only used in one place 94/232594/7
-rw-r--r-- 57 .gitignore
-rw-r--r-- 3954 CMakeLists.txt
-rw-r--r-- 11358 LICENSE
drwxr-xr-x - api
drwxr-xr-x - doc
drwxr-xr-x - examples
drwxr-xr-x - packaging
drwxr-xr-x - python
-rw-r--r-- 1617 readme.txt
drwxr-xr-x - src