Dev/cmakefixes7 12
Add same warning flags that are enabled to autotools Fix bugs related to path to consume opus as a submodule, also fixed a bug for package parsing for CMake 3.1. Fix typo in enable_float_api
Add same warning flags that are enabled to autotools Fix bugs related to path to consume opus as a submodule, also fixed a bug for package parsing for CMake 3.1. Fix typo in enable_float_api