- move library checks before stuff that checks examples - don't build encoder example if vorbis is not present - random typos and fixes
- move library checks before stuff that checks examples
- don't build encoder example if vorbis is not present
- random typos and fixes


git-svn-id: 8dbf393e6e9ab8d4979d29f9a341a98016792aa6@9374 0101bb08-14d6-0310-b084-bc0e0c8e3800

Distrotech/libtheora,Distrotech/libtheora,Distrotech/libtheora,Distrotech/libtheora,KTXSoftware/theora,KTXSoftware/theora,Distrotech/libtheora,KTXSoftware/theora,KTXSoftware/theora,KTXSoftware/theora