Issue #68: Changed all references from != to |=.
Issue #68: Backout change to detect '!=' as not being a comment.
Issue #68: Updated to remove upgrade notes about '!=' and change all mentions
of '!=' to '|='.
Issue #68: Corrected parse tables to parse |=, not !=.
Issue #68: Updated comments to reference |=.

This final cahnge fixes #68.
Merge pull request #69 from endlesssoftware/issue-68

Issue 68