Updated badges section [ci skip]

README.rst

@@ -31,7 +31,7 @@
 .. OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 
-.. image:: https://img.shields.io/badge/docs-available-orage.svg
+.. image:: https://img.shields.io/badge/docs-available-orange.svg
    :target: https://www.idiap.ch/software/beat/docs/beat/beat.backend.python/master/index.html
 .. image:: https://gitlab.idiap.ch/beat/beat.backend.python/badges/master/pipeline.svg
    :target: https://gitlab.idiap.ch/beat/beat.backend.python/commits/master