Fixed issue with filenames that are passed as command line parameters. Relative and absolute paths are now treated correctly.
Changed internal file name storage data type from "const char *" to "std::string" since I experienced strange errors with the former version.
Everything seems to work now!

git-svn-id: http://www.openflipper.org/svnrepo/OpenFlipper/branches/Free@6624 383ad7c9-94d9-4d36-a494-682f7c89f535