gtkstatus is broken, just launch oml for now

oml/gtkstatus.py

@@ -22,6 +22,18 @@ title = "Open Media Library"
 ctl = base + '/ctl'
 
 
+def check_pid(pid):
+    if not os.path.exists(pid):
+        return False
+    try:
+        with open(pid, 'r') as fd:
+            pid = int(fd.read().strip())
+        os.kill(pid, 0)
+    except OSError:
+        return False
+    else:
+        return True
+
 class OMLIcon:
     menu = None
     icon = None
@@ -81,7 +93,7 @@ class OMLIcon:
     @classmethod
     def is_running(cls):
         pid = cls.get_pid()
-        if pid and os.path.exists(pid):
+        if pid and check_pid(pid):
             return True
         else:
             return False