[gjs] Created tag 1.55.91

[Philip Chimento <pchimento src gnome org>]

The unsigned tag '1.55.91' was created.

Tagger: Philip Chimento <philip chimento gmail com>
Date: 1550453028 -0800

    Version 1.55.91
    
    - The problem of freezing while running the tests using GCC's sanitizers was
      determined to be a bug in GCC, which was fixed in GCC 9.0.1.
    
    - Closed bugs and merge requests:
      * gnome-sound-recorder crashes deep inside libgjs [#223, !266, Philip
        Chimento]
      * Various maintenance [!267, Philip Chimento]
      * wrapperutils: Define $gtype property as non-enumerable [!268, Philip
        Chimento]

Changes since the last tag '1.55.90':

Cosimo Cecchi (3):
      Merge branch 'fix-enumerable-gtype-property' into 'master'
      Merge branch 'january-maintenance' into 'master'
      Merge branch '223-fix-widget-field-crash' into 'master'

Philip Chimento (14):
      build: Post-release version bump
      object: Cache field info during resolve already
      repo: Factor out new function
      object: Use is_custom_js_class() for readability
      boxed: Remove zero_args_constructor_name member
      fundamental: Fix broken hash table
      debugger: Fix bug in help command
      build: Look for suitable locale to run tests in
      jsapi-util-root: Add debug_addr() method for pointer types
      atoms: Make destructor explicit to prevent inlining
      wrapperutils: Avoid template policy warning
      object: Support fields defined in ancestor classes
      wrapperutils: Define $gtype property as non-enumerable
      release: Prepare for 1.55.91