Merge pull request #330 from goehle/essayslow

Essay Optimization Hotfix
Restored initWW functionality.  This allows applet problems to work again.
Added an extra check to prevent initWW from being called twice.
making directory clean before attempting button
'working' version of showmeanother
attempt to add showMeAnother to database
fixed line break mistakes
sort of working version of button
added commas to export and import
Merge pull request #338 from goehle/appletfix

Applet Problem Fix
Merge pull request #334 from goehle/appletfix

Applet Problem Hotfix
before hunting for more max_attempts
added showMeAnother to defaults.config
open in new tab
removed redundant check of empty showMeAnother
new tab trickery: showMeAnother opens in a new tab, and the other buttons don't; I made
use of _blank and _self. Note that I had to add these extra attributes to the other
buttons
added onclick self to submit answers
config options true/false for changing seed
fixed mathjax link
Merge remote-tracking branch 'cmhfork/experimental' into cmhdevelop
merged experimental work with develop branch (fixed conflicts)
Conflicts:
	conf/defaults.config
	lib/WeBWorK/ContentGenerator/Instructor/ProblemSetDetail.pm
	lib/WeBWorK/ContentGenerator/Problem.pm
	lib/WebworkWebservice/SetActions.pm