[network-manager-applet] (13 commits) ...all: merge branch 'th/bgo739246_clang' (bgo #739246)

[Thomas Haller <thaller src gnome org>]

Summary of changes:

  d576ab1... build/clang: fix detection of valid warning compiler flags (*)
  3fc750a... c-e: fix passing wrong enum type to gtk_widget_override_bac (*)
  5f1f047... build: add cscope.files to gitignore (*)
  86a5c78... build: rename nm-gvaluearray-compat.h to nm-glib-compat.h
  e119e74... all: add compatibility macros to ignore deprecation warning
  a94bab7... modem: fix type of modem capabilities when creating mobile 
  91a0594... gconf-helpers: remove unused variable
  de47edb... build: fix typo in inclusion guard
  1006f51... applet: fix initialization of value from wrong enum type
  990afe4... build: fix compiler warning about duplicate const specifier
  e6ed12c... gconf-helpers: remove commented-out code (#if UNUSED)
  50f4b91... build: update m4/compiler_warnings.m4
  b75fc2c... all: merge branch 'th/bgo739246_clang' (bgo #739246)

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