Pedagogical model in process
Merge branch 'master' of https://github.com/rptiwari/LaitsV3
Graph static example added in index.html (not using json files written by Brandon)
Added Parser to js library
Merge branch 'master' of https://github.com/rptiwari/LaitsV3
Continued work on pedag. model.
Need a place to put handouts so we don't have problems with
versions.  These are all copyrighted.
Updated handout for intro problem sequence so that
problem names/numbering in handout matches the web
page.
Problem updates
Merge branch 'master' of https://github.com/rptiwari/LaitsV3
Merge branch 'master' into sachin

Conflicts:
	www/problems/predator-prey.xml