add json check before compile (#354)

* add json check before compile

* do more checking on effects

* add effects checking

* better effects checking.

* integrate schema check for default config
reduce size of default configs

test/jsonchecks/checkschema.py

@@ -0,0 +1,21 @@
+#!/usr/bin/env python
+import json, sys, glob
+from os import path
+from jsonschema import Draft3Validator
+
+print('-- validate json file')
+
+jsonFileName   = sys.argv[1]
+schemaFileName = sys.argv[2]
+
+try:
+	with open(schemaFileName) as schemaFile:
+		with open(jsonFileName) as jsonFile:
+			j = json.load(jsonFile)
+			validator = Draft3Validator(json.load(schemaFile))
+			validator.validate(j)
+except Exception as  e:
+	print('validation error: '+jsonFileName + ' '+schemaFileName+' ('+str(e)+')')
+	sys.exit(1)
+
+sys.exit(0)