[epiphany] (35 commits) ...Silence all the new warnings

[Michael Catanzaro <mcatanzaro src gnome org>]

Summary of changes:

  e3c3269... configure.ac: move IT_PROG_INTLTOOL down to the i18n sectio (*)
  c205fbe... Make gettext mandatory and stop using glib-gettext (*)
  b73db55... Use plain LOCALEDIR (*)
  8d03dd5... Really fix translations in the search provider (*)
  527dd7a... configure.ac: Use AM_SILENT_RULES unconditionally (*)
  5e5bb44... configure.ac: Remove explicit use of PKG_PROG_PKG_CONFIG (*)
  d483ea4... Stop using gnome-autogen (*)
  61b8ca2... Stop abusing ACLOCAL_AMFLAGS (*)
  f0478f9... Use AX_CODE_COVERAGE instead of GNOME_CODE_COVERAGE (*)
  1611631... configure.ac: Use AX_IS_RELEASE (*)
  d05fcf3... configure.ac: Do not use GNOME_MAINTAINER_MODE_DEFINES (*)
  c10488d... Use AX_CHECK_ENABLE_DEBUG instead of GNOME_DEBUG_CHECK (*)
  480536d... Enable compiler warnings in some places they were missing (*)
  d9a7d8e... Use AX_COMPILER_FLAGS instead of GNOME_COMPILE_WARNINGS (*)
  7573f26... Reenable -Wmissing-prototype (*)
  6fb87c2... configure.ac: Remove EPHY_CHECK_VERSION cruft (*)
  41b34cb... configure.ac: Rearrange (*)
  16b1dd6... configure.ac: Add a few missing quotes (*)
  81c0572... Remove COPYING.README (*)
  03bfed4... Remove MAINTAINERS (*)
  ff29f6f... EXTRA_DIST fewer things (*)
  e515d57... Put build goo under build-aux directory (*)
  a5bb749... Remove git branches from ChangeLog (*)
  084f096... configure.ac: Remove inexplicable blank line in output (*)
  6c3483e... Modernize appdata generation and validate it during distche (*)
  72c138d... Do not distribute org.gnome.Epiphany.service (*)
  b012b48... Improve the appdata file (*)
  0711c69... Remove Bug Buddy crap from desktop file and simplify genera (*)
  4966c40... Remove POTFILES.skip (*)
  0b0dd9c... Don't list the same files in multiple clean targets (*)
  9d51244... Clean data files in normal clean (*)
  ad7cb59... Fix build of URI helpers test (*)
  43d48f2... configure.ac: Add a comment about some warnings we can't fi (*)
  44845ca... Silence a deprecation warning coming from egg (*)
  b2a52f1... Silence all the new warnings (*)

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