update source version to 6

manifest.yaml

@@ -84,7 +84,7 @@ dublin_core:
     identifier: tl
     title: 'Tagalog'
     direction: ltr
-  modified: '2018-03-22'
+  modified: '2018-04-20'
   publisher: 'unfoldingWord'
   relation:
   - 'tl/tq'
@@ -94,11 +94,11 @@ dublin_core:
   source:
   - identifier: 'tn'
     language: 'en'
-    version: 'X'
+    version: '6'
   subject: 'Translator Notes'
   title: 'translationNotes'
   type: 'help'
-  version: 'X.7'
+  version: '6.7'
 
 checking:
   checking_entity: