future versions:
-refactor conan: decouple core conan functionality from gui code, allowing anyone to roll their own
 ConanWidget
-allow run-time creation of new signal/slot connections
-extend log options: output to console or file
-add a toolbutton to compute various statistics
-add source code to conan demo app release package
-keep qt-apps.org / sf.net / mac.softpedia.com / qt centre in sync
