Better input checking on master server to fix servers appearing in the list twice when something invalid was entered for the port
Better input checking on master server to fix servers appearing in the list twice when something invalid was entered for the port

git-svn-id: cdbd3c3453b226d8644b39c93ea790e37ea3ca1b@5661 a386ff7f-d321-c144-bb17-e251d28fee14

wimulkeman/kam_remake,wimulkeman/kam_remake,wimulkeman/kam_remake,thibmo/kam_remake,wimulkeman/kam_remake,Alexandr57/kam_remake,reyandme/kam_remake,reyandme/kam_remake,thibmo/kam_remake,Kromster80/kam_remake,Kromster80/kam_remake,thibmo/kam_remake,Alexandr57/kam_remake,Alexandr57/kam_remake,Alexandr57/kam_remake,reyandme/kam_remake,reyandme/kam_remake,Alexandr57/kam_remake,Kromster80/kam_remake,wimulkeman/kam_remake,Alexandr57/kam_remake,Kromster80/kam_remake,thibmo/kam_remake,reyandme/kam_remake,Kromster80/kam_remake,thibmo/kam_remake