Commit initial cmake config for codec2.

git-svn-id: https://freetel.svn.sourceforge.net/svnroot/freetel/codec2-dev@1233 01035d8c-6547-0410-b346-abe4f91aad63
Update cmake configuration including building static builds of most dependencies. Update codec2 build to include basic cpack configuration.

git-svn-id: https://freetel.svn.sourceforge.net/svnroot/freetel/codec2-dev@1235 01035d8c-6547-0410-b346-abe4f91aad63