Dojo charting examples
Plot line chart
initial value numbertextbox bug fix
Modified the font of description in canvas
percent to dec, isNAN, tooltip messages
Merge changes from master.   Add comments for
changes to handler for initial value control.
true value added to return in matchesGivenSolution function to check whether a problem is complete or not
Merge branch 'sachin' to send true value while checking whether the problem is complete or not
code change to handle null case in matchesGivenSolution
Disable existing nodes from being selected in the Description dropdown in node editor
deleting node from dom
changing the place where checks are executed fixing the 0 issue
Merge branch 'master' into ritesh
Code review for changes to to Initial value
control handler.  Now it handles %, non-numerics, and zero
correctly.  Fixes Bug #2335, 2317
Conflicts:
	www/js/con-student.js
Description disabling for existing nodes - code reviewed
Merge branch 'joinerr'
Merge branch 'ritesh'
new closepops function, in case node editor is closed and final merge
Merge branch 'master' into pradeep
Disable Desc selection disabling for author mode
Merge branch 'joinerr'