v0.22

 [BUG FIXES]
 - Fix tests (and code itself) to work with Dancer2 v0.140001. (GH#2,
   veryrusty, Yanick Champoux)

 [STATISTICS]
 - code churn: 12 files changed, 272 insertions(+), 302 deletions(-)
Fix for Dancer2 >= 0.149000_01:

* The ->context is replaced with ->app
* The ->response(...) is replaced with ->set_response(...)
changelog
compatibility with next release of Dancer2

Fixes #6
v0.23_00