Fixes from testing:

Certificate files are rejected if not both files are provided
Server shuts down controlled after pressing crtl+c
Logfile location is better checked
improvements for better testing (added ids and name in templates)

cps/server.py

@@ -5,6 +5,8 @@
 from socket import error as SocketError
 import sys
 import os
+import signal
+
 try:
     from gevent.pywsgi import WSGIServer
     from gevent.pool import Pool
@@ -26,7 +28,8 @@ class server:
     restart= False
 
     def __init__(self):
-        pass
+        signal.signal(signal.SIGINT, self.killServer)
+        signal.signal(signal.SIGTERM, self.killServer)        
 
     def start_gevent(self):
         try:
@@ -86,6 +89,9 @@ class server:
     def setRestartTyp(self,starttyp):
         self.restart=starttyp
 
+    def killServer(self, signum, frame):
+        self.stopServer()
+
     def stopServer(self):
         if gevent_present:
             self.wsgiserver.close()