change space bar capture logic to allow call signs strings with spaces, works on Linux OK

git-svn-id: https://svn.code.sf.net/p/freetel/code/fdmdv2@1326 01035d8c-6547-0410-b346-abe4f91aad63
populating both serial port lists for Win32

git-svn-id: https://svn.code.sf.net/p/freetel/code/fdmdv2@1327 01035d8c-6547-0410-b346-abe4f91aad63