dialog.js for replacing html in view.html, etc.
dialog.js and a view.html modified to work with it, read dialog.js comment for various information
Fixed circle bug, implemented dialogs for pencil/lasso
Persitent colors for lasso
Style fixes to remove trailing whitespace and indent with spaces only
Merge branch 'adam3'

* adam3:
  Style fixes to remove trailing whitespace and indent with spaces only
  Persitent colors for lasso
  Fixed circle bug, implemented dialogs for pencil/lasso
  dialog.js and a view.html modified to work with it, read dialog.js comment for various information
  dialog.js for replacing html in view.html, etc.

Conflicts:
	glviewer/static/arrowStampWidget.js
	glviewer/static/polylineWidget.js
	glviewer/templates/stack.html
	glviewer/templates/view.html
lasso popup when loaded bug.
lasso more like polyline than pencil (schema)
Area computation for lasso loops.
Trying to get allignment for cutout volume rendering
Do not grab correlations far away
Delete correlation index bug
Change home page image
Merge branch 'home_image'

* home_image:
  Change home page image
Added code that uses the arrow keys to pan the viewer, and an incomplete dialog widget
Text widget using div overlay