grouping, input commas and parameter separators
added: some more info on update dialog (when the update is not available)
git-svn-id: svn://ttmath.org/publicrep/ttcalc/trunk@257 e52654a7-88a9-db11-a3e9-0013d4bc506e
was correctly received
added: ttcalc_update.ini
this file is downloaded from a webserver
it contains information about updating (version, file name, url)
git-svn-id: svn://ttmath.org/publicrep/ttcalc/trunk@220 e52654a7-88a9-db11-a3e9-0013d4bc506e