[gegl] (14 commits) Created branch soc-2012-ville

[Ville Sokk <villesokk src gnome org>]

The branch 'soc-2012-ville' was created.

Summary of new commits:

  f640248... added image-compare operation
  fd56857... added operation testing tool
  ca036cc... changed operation tester to use glib's commandline option p
  809afec... more informative error messages for operation test tool
  ab668c4... removed gallery from docs
  1a1cd59... added an option to testing tool to generate output for all 
  6aa7278... testing tool cleanup
  b17ea0e... correct size control for testing tool
  3d791ad... don't require reference directory with testing tool
  2f12f3b... removed gallery Makefile from configure.ac
  39286ef... testing tool: add regular expression for excluding operatio
  274fe96... add links to example images in operations.html generation
  6872c3c... docs: generate example images for operations.html
  812480f... docs: added examples directory to .gitignore