Fixed spelling error; removed superfluous initialization; using strict pragma
Renaming file
Changes to test integration with WeBWorK web app
Remove use v5.10.1 pragma; not needed since we're getting rid of given/when constructs.
Fix close() for connections; Better warning messages; Export a few more things
Fixup switch construct in xtName()
Fix return value for getType()
Comment out strict and warning pragmas (These give grief in WeBWorK)
Comment out strict and warning pragmas (These give grief in WeBWorK)
Declare variables (strict check)
Added test for symbol type
Fixes suggested by failing tests
Add .DS_Store and ._* MacOS metadata files to .gitignore
Fix expected HTML representation in testREXP.
Tweak generation of HTML in toHTML method
Comment out 'use warnings' pragmas.
Make debug() write to file. Add utility function for printing byte arrays.
Remove if/elsif/else statement from loop (contextualizer)
Fix pass by reference to parse(). Added a few debug() statements. Replace spurious print() with warn(). Not sure if this last is the right move.
* "use constant" pragma works again, undoing workaround.

* Added function evalStringToFile() to enable saving remotely generated images
  (and possible other uses).