[gjs] (14 commits) Non-fast-forward update to branch wip/ptomato/mozjs45prep

[Philip Chimento <pchimento src gnome org>]

The branch 'wip/ptomato/mozjs45prep' was changed in a way that was not a fast-forward update.
NOTE: This may cause problems for people pulling from the branch. For more information,
please see:

 https://wiki.gnome.org/Git/Help/NonFastForward

Commits removed from the branch:

  7d582c3... js: Module exports use ES6 scope rules

Commits added to the branch:

  1e0bbae... repo: Don't warn about 0 namespace versions (*)
  48997c8... object: Avoid modifying weak_pointer_list while iterating i (*)
  e16b916... gi-srcs.mk: Dist gjs/jsapi-class.h (*)
  bc9c962... release: Include NEWS from 1.48.2 (*)
  a00a63e... release: Prepare for 1.49.1 (*)
  01723c7... build: Post-release version bump (*)
  c86f34c... arg: don't crash when asked to convert a null strv to an ar (*)
  b24a5fc... build: Bump g-i requirement for tests (*)
  75e7244... arg: Include headers for std::abs() (*)
  2ef72a1... CI: modernize Travis testing script (*)
  67a0d7e... maintenance: modernize shell scripts (*)
  1884a52... modules/console: Bring back fancy error reporter (*)
  854a2bc... modules/console: Update fancy error reporter to mozjs38 (*)
  0da5ede... js: Module exports use ES6 scope rules

(*) This commit already existed in another branch; no separate mail sent