Added back var_done as synonym for GraceDone.
Added back var_done as synonym for GraceDone.
Improved error messages.

 - removed bogus line numbers for errors reported in try() and match()
 - rewrote printbacktrace for clarity
Housekeeping.

 - renamed test file
 - updated .gitignore to remove xcode workspace files and .gitignore~
Added makefile targets to transfer files to PSU servers

 - blackWeb and graceWeb added as Makefile targets
 - replaced catch()case() by try()catch() in sample/dialects/dbc.grace
Changed "no method x" error message to conform to C backend.
added Makefile target tarWeb
removed unneeded file genjs.js
Merge remote-tracking branch 'origin/master' into debugger
added image files to make file