shiny interface to handsontable
handsontable js and css files
a test spreadsheet component
first implementation of setValue and receiveMessage
Use matrix to pass data
Add colHeadings option to spreadsheetInput
Implement rowoptions table. htmlTable doesn't read options yet
refactor getselections into a reactive function and remove need for global selectedFields variable.
Merge pull request #3 from dkilfoyle/handsontable2

Handsontable2