Adding ccv data files.
Adding demo file for restricted variables when they are implemented.
Variable size histogram based on available controls.
Refactored the create histogram controls subroutine into smaller pieces.
Remove extra <script> left over from when HistControl demo was pulled
from sticigui.
Split histogram reloadData function into 3 separate functions depending
on the data source.
Make external data variable select work again.
Reordered data files in HistControl.htm.
Implemented restricted variables functionality.
Implemented show data buttons when restrict is on.
Added additional info div for binomial histograms.
Additional info for histogram from external data source.
Vertically center the additional info.
Additional info for restricetd data.
Move HistControl.htm to HistControl.html