Merge remote-tracking branch 'upstream/master' into informationfix

Author: mmatera

mathics/version.py

@@ -4,4 +4,4 @@
 # This file is suitable for sourcing inside POSIX shell as
 # well as importing into Python. That's why there is no
 # space around "=" below.
-__version__="2.0.0.rc1"  # noqa
+__version__="2.0.1.dev"  # noqa