Update README.md

Author: thebgpikester

README.md

@@ -2,6 +2,14 @@
 For external documentation and help
 This is a repository for storing documentation & guides for MOOSE
 
+The MOOSE Companion Guide (PDF downloadable version)
+...
+(WORK IN PROGRESS)
+
 Main Docx MS-Word
 https://github.com/FlightControl-Master/MOOSE_GUIDES/blob/master/documents/Moose_User_Guide.docx
+(WORK IN PROGRESS)
 
+Main Guide Wiki
+https://github.com/FlightControl-Master/MOOSE_GUIDES/wiki/The-MOOSE-companion-Guide-Wiki
+(WORK IN PROGRESS)