more api tweaks

removed WebfrontSettings
IW4MAdminSettings are only generated when the file does not exist, placeholder values stored in DefaultSettings.json

Master/master/resources/version.py

@@ -0,0 +1,9 @@
+from flask_restful import Resource
+from master import config
+
+class Version(Resource):
+    def get(self):
+        return { 
+            'current-version-stable' : config['current-version-stable'],
+            'current-version-prerelease' : config['current-version-prerelease']
+         }, 200