Merge branch 'upstream' into develop
Update change log to 1.1.0

Lists out all the changes since 1.0.1, including a lot of API changes!
Sort columns in descending order

Cols/Rows are often for categorical data, in which case we want to have
them sort with the highest to lowest values.

In the case of rows, sorting in "Ascending" order displays the highest
value at the top, so we leave this as it is.
Respond to review comments

- Adds tests for sorting on cols/rows
- Updates change log for correlation + sorting of cols/rows
- Removes isZoomable from change log and API
Merge pull request #150 from tpkelly/develop

Update Changelog