added GLFileDialog & a number of additions, removed show current editor feature, removed save event since it's handled by the file dialog; updated example & renamed testApp to ofApp
removed addTimestamp from saveFile (not really needed)
saveFile & loadFile don't need default filenames
commented test key prints; fixed typo in example
added Repl (console)
added Repl width access
reorganized function imp to match order in header
Merge branch 'fluxus-featureset'