Removed the constant class for document insert values as they are no longer all static

nw/constants/__init__.py

@@ -1,8 +1,7 @@
 # -*- coding: utf-8 -*-
 from nw.constants.iso import isoLanguage, isoCountry
 from nw.constants.constants import (
-    nwConst, nwRegEx, nwFiles, nwKeyWords, nwLabels, nwQuotes, nwUnicode,
-    nwInsertSymbols
+    nwConst, nwRegEx, nwFiles, nwKeyWords, nwLabels, nwQuotes, nwUnicode
 )
 from nw.constants.enum import (
     nwAlert, nwDocAction, nwItemClass, nwItemLayout, nwItemType, nwOutline,
@@ -19,7 +18,6 @@ __all__ = [
     "nwLabels",
     "nwQuotes",
     "nwUnicode",
-    "nwInsertSymbols",
     "nwAlert",
     "nwDocAction",
     "nwItemClass",