Log Message:
Update to 0.207000

Upstream changes:
0.207000  2018-11-14 17:24:25-05:00 America/New_York

    [ BUG FIXES ]
    * GH #1427: Allow layout_dir to be configured by set keyword (Russell
      @veryrusty Jenkins)
    * GH #1456: Engine logging respects minimum level filtering (Daniel Perrett)
    * PR #1479: Remove arbitrary Perl 5.10 requirement from tests (Dan Book)
    * PR #1480: Correct dynamic HTTP::XSCookies requirement (Dan Book)
    * PR #1486: Install dzil deps for use by Appveyor (Dan Book)

    [ ENHANCEMENTS ]
    * GH #1418: Send plain text content with send_as() (Steve Dondley)
    * PR #1457: Serializer mutable with custom mapping. Also resolves issues
      #795, #973, and #901 (Russell @veryrusty Jenkins, Yanick Champoux,
      Daniel Böhmer, Steven Humphrey)
    * PR #1459: Add no default middleware feature. Also resolves #1410
      (Russell @veryrusty Jenkins)
    * GH #1469: Code of Conduct enhancements (MaxPerl)

    [ DOCUMENTATION ]
    * GH #1166: Add behind_proxy docs to Deployment manual (Nuno Ramos
      Carvalho)
    * GH #1417: Add "set engines" documentation (Deirdre Moran)
    * PR #1450: Add calculator example (Gabor Szabo)
    * PR #1452: Fix Pod formatting for CPAN (simbaque)
    * PR #1454: Fix typos in docs (Gil Magno)
    * PR #1464: Can't set environment with 'set' keyword (Ben Kaufman)
    * PR #1470: Use session for flash and explain in detail (simbaque)
    * PR #1472: Migration, tutorial, other doc fixes (Jason A. Crome)
    * PR #1473: Show support resources after generating new app (Jason A.
      Crome)
    * PR #1474: Use the correct URL for HAProxy (Jason A. Crome)
    * PR #1475: Add manual section for security concerns (Jason A. Crome)
    * PR #1487: Clarify deprecation of Dancer2::Test (Steve Dondley)