Added independent chart examples.
Added new charts examples to TravisCI testing.
Merge branch 'master' into feature/charts_examples
Added .html suffix to the example names.
Fixed names errors and typos.
Fixes py3 incompatibility and typo in bar names.
Fixed missed 's' from histograms in the json gallery.
Deleted from the gallery, charts can not be embeded yet.
Added deleted sinerror example.
Fixed Code for boxplots to correctly shrink stems when the minimums or maximums are shorter than 1.5 times the range of the quartiles.
Fixed import error.
Merge pull request #1022 from ContinuumIO/hotfix/flask_stock

Fixed import error.
Comeback to curplot instead of curdoc in the IPython notebook environment.
Cleaning the glucose notebook.
Deleted blank lines.
Fixed missed colons.
Update examples to use a pandas-like approach to deal with the data.
Fixed axis and grids.
Remove old sampleapp.
Merge pull request #1030 from ContinuumIO/examples/remove_sampleapp

Remove old sampleapp.