Command-line clients use $HOME/.config/arvados for config settings.
Command-line clients use $HOME/.config/arvados for config settings.
Merge branch '1510-arv-tag-unit-tests' of git.clinicalfuture.com:arvados into 1510-arv-tag-unit-tests
Adding arv-tag unit tests.

Also:
Fix return value for deleting multiple links.
Clean up arv-put unit test code.
Command-line clients use $HOME/.config/arvados for config settings.
Adding arv-tag unit tests.

Also:
Fix return value for deleting multiple links.
Clean up arv-put unit test code.
Clean up tests with "assert_tag" method, remove non-working test. Fixes #1510.
Merge branch '1510-arv-tag-unit-tests' of git.clinicalfuture.com:arvados into 1510-arv-tag-unit-tests

Conflicts:
	sdk/cli/test/test_arv-tag.rb