rename all OSort* related references to StimOMatic*.
fix potential connection problems

- don't activate GUI elements if we don't know whether connecting to the
router was successful.
- add "MatlabNetComLogfile.txt" to ".gitignore" file.
add OS check at StimOMatic startup. make setpath_win more general.
rename setpath function

to avoid potential problems in case user has setpath_win already in
path.
Merge pull request #2 from kotowicz/master

changeset re OSort -> StimOMatic conversion.