* add ability to export multi-processor-build flags
* use the more advanced patchelf instead of chrpath
http://nixos.org/patchelf.html
* add ability to build packages even if there is a file with the same
    name in anaconda/bin
* keep build folder even with tests
* add ability to disable build make relative path
* add ability to export autoremove .la files
* add ability to find recipes in subfolders
Merge branch 'origin/multi_processor_build'
Merge branch 'origin/patchelf'

Conflicts:
	CHANGELOG.txt
Merge branch 'origin/build_also_recipes_of_installed_pkg'

Conflicts:
	CHANGELOG.txt
Merge branch 'origin/keep_build_folder_even_with_tests'

Conflicts:
	CHANGELOG.txt
Merge branch 'origin/find_recipes_in_subfolders'

Conflicts:
	CHANGELOG.txt
Merge branch 'origin/autoremove_la_files'

Conflicts:
	CHANGELOG.txt
	condarc
Merge branch 'origin/option_disable_make_rpath'

Conflicts:
	CHANGELOG.txt
	conda_build/environ.py
	conda_build/post.py
	condarc