Upgrade handsontable to version 0.11.1
Fix glyphs/table_server.ipynb
Add number formatting example to table_server
Make handsontable widget listen for changes on all properties
Manipulate handsontable's columns with multi select widget
Merge pull request #1174 from ContinuumIO/mattpap/fix_ht_scroll

Upgrade handsontable to fix scrolling issues