fixed difference distance value in tokenSearch.h
Merge branch 'grading-modules' of https://github.com/JFrei86/hwserver into grading-modules
Add symposium server main file.
Merge branch 'master' of git://github.com/JFrei86/HWserver
Merge branch 'symp-server' of git://github.com/JFrei86/HWserver
remove diffMain
Add demonstration main file