* Switch to Embedded GLIBC (EGLIBC), sources taken from the 2.9
  branch.
  - Update all/submitted-readme-version.diff.
  - Update any/local-bashisms.diff.
  - Update any/cvs-bz9697-posix-regcomp.diff.
  - Update any/cvs-binutils_2.20.diff.
  - Drop any/local-makeconfig.diff.
  - Drop any/submitted-getcwd-sys_param_h.diff (merged in eglibc).
  - Add any/submitted-cross-zic.diff to fix biarch builds.
  - Add any/submitted-nss-nsswitch.diff to fix linuxthreads builds.
  - Add any/submitted-install-map-files.diff to fix GNU/Hurd builds.
  - More tests of flavour/biarch builds are run, update the expected
    testsuite results accordingly.
  - Rename glibc-source package into eglibc-source.