Increase limit on number of lines in module

We will never get under 600 lines with main model modules.

pylint.rc

@@ -42,7 +42,7 @@ include-ids=yes
 max-line-length=80
 
 # Maximum number of lines in a module
-max-module-lines=600
+max-module-lines=1000
 
 # String used as indentation unit. This is usually " " (4 spaces) or "\t" (1
 # tab).