Add realtime2 for new format.
Add realtime for OTC.
Tiny changed.
Typo.
Not support pypy.
Add base data format.
Add stock info.
Rename.
Add weight for realtime.
Update docs.
Update `RealtimeWeight` docs.
Update travis.
Tiny changed in realtime2.
Merge branch 'realtime' of github.com:toomore/grs into v0.6.0rc

Conflicts:
	.travis.yml
	README.rst
	docs/source/index.rst
	setup.py