update version in Makefile & pearson.js to 1.0.0-rc.1 for 1st release candidate in the PreProduction branch
Merge branch 'origin/master'
Merge branch 'origin/master'
Add accessiblity attributes to elements in multiple choice question & journal

Used dc_readeronly class as requested by Greg Davis along w/ the css supplied by him.
First pass on setData changes for linegraphs and barcharts
Forgot to save this change
Another forgotten change
New abstracted method for setting series/trace attributes
Merge pull request #56 in BRIX/brixclient from setData_changes to PreProduction

# By Andrew Billeb
# Via Andrew Billeb
* commit 'f63bf05812502ad1499917bcd1b03ec8e7197b58':
  New abstracted method for setting series/trace attributes
  Another forgotten change
  Forgot to save this change
  First pass on setData changes for linegraphs and barcharts
Enhance dataswap mortar to allow multiple args to be selected and sent to the target's property setter

Also add a config setting to add the calculated index as the 1st arg to the data setter method.

unit tests for new dataswap functionality
rev version to rc.2
update LineGraph demo template (html and xhtml) to use new SvgContainer
Merge remote-tracking branch 'origin/PreProduction'

did not merge version changes, master branch should remain 1.0.0-dev
updating barchart and linegraph test files