Get skipped sections to work again so gen-make can run without --with-httpd option.
Get skipped sections to work again so gen-make can run without
--with-httpd option.

* build/generator/gen_base.py
  (Generator.find_sections): 
    ignore skipped section names

jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion