Added GlobalState with showtree support
fixed horizontal shift error in showtree
changed do_move to move
Merge branch 'master' of github.com:choderalab/msm-tis into globalstate
changed now to current and time to now
changed time to step
added storage of sample.step
removed Bokeh_test
fixed broken test- wrong index when loading trajectory
Merge pull request #50 from jhprinz/globalstate

Globalstate
Merge branch 'master' of github.com:choderalab/msm-tis