Fix typo in help message.
#106: Allow braid to act on basepoint as long as it doesn't move.
Merge branch 'release-3.0.1-branch' into develop.
Apply changes to separate mtimes.m file rather than inside braid.m.

Conflicts:
	+braidlab/@braid/braid.m
Merge branch 'develop' into iss099-braids-on-annulus