Merge branch 'kconfig' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild

Pull kconfig updates from Michal Marek:
 "Here is the kconfig stuff for v4.1-rc1:

   - fixes for mergeconfig (used by make kvmconfig/tinyconfig)

   - header cleanup

   - make -s *config is silent now"

* 'kconfig' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild:
  kconfig: Do not print status messages in make -s mode
  kconfig: Simplify Makefile
  kbuild: add generic mergeconfig target, %.config
  merge_config.sh: rename MAKE to RUNMAKE
  merge_config.sh: improve indentation
  kbuild: mergeconfig: remove redundant $(objtree)
  kbuild: mergeconfig: move an error check to merge_config.sh
  kbuild: mergeconfig: fix "jobserver unavailable" warning
  kconfig: Remove unnecessary prototypes from headers
  kconfig: Remove dead code
  kconfig: Get rid of the P() macro in headers
  kconfig: fix a misspelling in scripts/kconfig/merge_config.sh