Merge branch 'master' into feature/jslogger
update resouces to handle logging
Merge master-in, fixed conflicts in _charts.py.
Merge-in updated refactor branch and fix conflicts.
Used our own human_bytes.
Simplified sources because plot.sources is no longer necessary.
Fixed py3 incompatibility.
add some logging
Merge pull request #1079 from ContinuumIO/hotfix/not_conda

Used our own human_bytes.
transmit log level to server plots as well
Remove 'data_sources' from Plot
Made command line output less cluttered (and, in one case, less misleading).
transmit log level to one object pages too
Merge pull request #1053 from ContinuumIO/feature/jslogger

Add logger to BokehJS
disable autosave by default
merge master
restore "unused" import

was made available with "from bokeh.plotting import *"
Merge pull request #1081 from ContinuumIO/test_script_cleanup

Made command line output less cluttered (and, in one case, less misleadi...
Merge pull request #1082 from ContinuumIO/bugfix/disable_autosave

disable autosave by default
Merge branch 'master' into task/cleanup