To disable docs is now BUILD_DOCS=OFF
Update to R 3.0.1

Changes: many new features and bug fixes.  See NEWS file for details.
R update
Depend on the latest version of libclucene as older versions wont result
in current PLIST.
Update "youtube-dl" package to version 20130809 . A changelog is not
available as usual but it fixes video downloads from Youtube for me.
Note update of the "youtube-dl" package to version 20130809.
If not building with lzo option give bogus path for lzo otherwise it will
be detected if its installed and build will fail.