Allow start of Geany with given files on the command line but whithout a writable temporary directory and without a writable configuration directory.
Improve filename of created symlink to the socket file.


git-svn-id: https://geany.svn.sourceforge.net/svnroot/geany/trunk@2251 ea778897-0a13-0410-b9d1-a72fbfd435f5