[gjs] (18 commits) Non-fast-forward update to branch wip/ptomato/autotools

[Philip Chimento <pchimento src gnome org>]

The branch 'wip/ptomato/autotools' 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:

  f2faebf... build: Modernize autogen.sh
  4c640c6... build: Use AX_IS_RELEASE
  973612b... build: Remove GNOME_MAINTAINER_MODE_DEFINES
  ee91c56... build: Use five-argument form of AC_INIT
  b4ab1c1... build: Require Automake 1.11.1
  89ad971... build: Use new LT_INIT syntax for Libtool
  3280cc2... build: Disable Automake warnings about GNU make
  0cca5cd... build: Replace deprecated AC_CONFIG_HEADER
  fb8d407... build: Remove C compiler checks
  f3aab70... build: Remove duplicated AC_C_CONST
  c5f18f0... build: Check for -Bsymbolic-functions with macro
  eafb2f0... build: Improve readline check
  852bf95... build: Skip Gtk.js test if GTK not detected
  5f7932e... build: Add comment for future maintainers
  8f7f5e3... build: Don't define clean-local target twice
  745e0ea... build: Allow rm in Makefile rules to fail

Commits added to the branch:

  313de70... coverage: Enter correct compartment (*)
  b136107... object: Check for error on gjs_value_to_g_value() (*)
  be3d3b5... build: Modernize autogen.sh
  518faf4... build: Use AX_IS_RELEASE
  37af6d2... build: Remove GNOME_MAINTAINER_MODE_DEFINES
  145f6f3... build: Use five-argument form of AC_INIT
  98051ee... build: Require Automake 1.11.1
  b533888... build: Use new LT_INIT syntax for Libtool
  1c7cdd9... build: Disable Automake warnings about GNU make
  69486f2... build: Replace deprecated AC_CONFIG_HEADER
  56b57aa... build: Remove C compiler checks
  33159c8... build: Check for -Bsymbolic-functions with macro
  f8ac1ff... build: Improve readline check
  274f401... build: Skip Gtk.js test if GTK not detected
  e0e2856... build: Add comment for future maintainers
  88075d3... build: Use AX_CODE_COVERAGE macro
  455b834... build: Remove malloc.h check
  c0116e2... build: Remove obsolete AC_ISC_POSIX

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