Revision history for String-Tagged

0.05    CHANGES:
         * Allow use of ->new() as a clone constructor
         * Copy tags if ->set_substr/insert/append are passed a String::Tagged
         * Define . and .= operator overloads

0.04    CHANGES:
         * Added ->merge_tags() method
         * Created terminal colours/attributes example
         * Various small fixes to keep CPANTS happy

0.03    CHANGES:
         * use warnings
         * Ensure that, of multiple tags that start at the same position, the
           shortest one wins.

0.02    CHANGES:
         * New 'extent' API - methods to return extent objects
         * Added ->get_tag_extent() and ->get_tag_missing_extent()

0.01    First version, released on an unsuspecting world.