[PATCH 0/3] intro

[PATCH 1/3] kconfig: Move global elements into struct, create root context
  remove globals and create seperate namespaces. The default namespace is
  &rootlevel.

[PATCH 2/3] kconfig: Add support for Kconfig subtrees
  This adds subtree support, added Documentation/kbuild/kconfig-language.txt
  lines that describe the fix

[PATCH 3/3] kconfig: gconfig save button should be greyed if no changes present
  in gconfig the save button is always active eaven with no changes present.