made ui bake on each make (whoops)
fixed up about popup
improved titles
gtk wrapper version 1.0.1 (concept)
added installation scripts
fixed up Makefile
added datestamp to compiled cli wrapper
added "ans" variable for previous result
engine version 1.1.1
removed obsolete column in function list
fixed up function descriptions
made enter calculate expression in gtk wrapper
improved error reporting
updated tests for new errors