Make available more modes (#691)
Make available more modes (#691)

* Add minor and major scales

Also separate scales for tonal music from scales for modal music.

Signed-off-by: Daniel Francis <1fb3381f4a67bfc2b7766213d411e29c8fca277c@sugarlabs.org>

* Fix translation of mode names

Signed-off-by: Daniel Francis <1fb3381f4a67bfc2b7766213d411e29c8fca277c@sugarlabs.org>

eohomegrownapps/musicblocks,walterbender/musicblocks,walterbender/musicblocks,Hrishi1999/musicblocks,eohomegrownapps/musicblocks,Hrishi1999/musicblocks,Hrishi1999/musicblocks,eohomegrownapps/musicblocks,walterbender/musicblocks