Log Message:
Update devel/p5-Throwable from 0.100090 to 0.102080

Upstream changes:
0.102080  2010-07-27 12:09:21 America/New_York
          refactor stack trace autocreation to StackTrace::Auto role
          make Throwable::Error immutable

0.101110  2010-04-21 20:59:59 America/New_York
          avoid doing: length undef (thanks, Yuval Kogman)