Move Actions to use UUID instead of Sequence
Review fixes: 1. use + instead of fmt.Sprintf, and 2. simplify use of splitId
Safe parsing of tags with no production code calls to panic'ing functions
Merge pull request #31 from johnweldon/0-action-sequence-to-uuid

Refactor ActionsTag to use simpler Prefix and Suffix.

Preparation for moving Actions to use UUID instead of sequences.