Updating .gitignore to not ignore .md files.
Changing Id in [tT]agId and [tT]ypeId to ID per golint.
Make GoLint happy.  Remove the types in the var block declaration for the field String() method.
Change Id to ID and Ascii to ASCII.
Fixing comments on field types.
Missed a few changed of Id to ID.  Fixing those.
Removing . from the end of an error string.
Removing capitalization and trailing punctuation from error message.
Finishing the last of Id to ID changes.