We now have a server that works... some of the time.

There still seem to be some weird timing and/or closing-related bugs, since
I can't load the eqldata project correctly unless I use --noserver.

helpers.py

@@ -1,6 +1,8 @@
 import sys, os
 
+logprefix = ''
+
 def log(s):
     sys.stdout.flush()
-    sys.stderr.write(s)
+    sys.stderr.write(logprefix + s)
     sys.stderr.flush()