[yelp] (16 commits) Non-fast-forward update to branch wip/kill-gnome-common

[David King <davidk src gnome org>]

The branch 'wip/kill-gnome-common' 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:

  3411e49... Stop using gnome-autogen.sh
  c698406... Use AX_REQUIRE_DEFINED to check for M4 macros
  aa5413b... Use AX_CHECK_ENABLE_DEBUG
  c481bfe... Remove obsolete GNOME_MAINTAINER_MODE_DEFINES
  8fbfc92... Remove duplicate declarations
  cd2a0b9... Use AX_COMPILER_FLAGS
  fd466b4... Fix compiler warnings in tests
  feb2fb3... Update POTFILES.skip for Automake 1.14

Commits added to the branch:

  003639a... Update POTFILES.skip for Automake 1.14
  20353ae... Remove duplicate declarations
  a99eb40... Fix cast warnings in decompressor tests
  a361acd... Fix variable shadowing warnings in tests
  a9a6d38... Fix format string warning in tests
  2a84384... Fix use of deprecated API in tests
  295b9ba... Return an int from main() in tests
  dc58d90... Fix incompatible type warnings in tests
  ec26570... Add default to switch statement
  65e5d6f... Remove unused variables in tests
  89baff1... Stop using gnome-autogen.sh
  b03f786... Use AX_REQUIRE_DEFINED to check for M4 macros
  f9ff538... Use AX_CHECK_ENABLE_DEBUG
  8c6272f... Remove obsolete GNOME_MAINTAINER_MODE_DEFINES
  48c33d0... Use AX_COMPILER_FLAGS
  d2e8202... Fix AX_COMPILER_FLAGS_CFLAGS argument indexes