some fixes, renamings, simplifications and improvements
* filemtime in serverdata throws initial error if tmp-file is not present
* countries and factions aligned for simpler modification and diff
* hide/show functions simlified
* CSS ids renamed
* multiple update function timouts calls fixed with clearTimeout
* cut servername depending on length
* popup text adjusted
Merge pull request #4 from wenzul/master

some fixes, renamings, simplifications and improvements