Added mass mailout plugin for testing.

...ns/mass_mailouts/actions/mass_mailouts/progressWindow.php

plugins/mass_mailouts/actions/mass_mailouts/send.php

plugins/mass_mailouts/images/progressbar.gif

plugins/mass_mailouts/images/progressbg_black.gif

plugins/mass_mailouts/images/progressbg_green.gif

plugins/mass_mailouts/images/progressbg_orange.gif

plugins/mass_mailouts/images/progressbg_red.gif

plugins/mass_mailouts/images/progressbg_yellow.gif

plugins/mass_mailouts/index.php

plugins/mass_mailouts/js/jquery.progressbar.js

plugins/mass_mailouts/languages/en.php

plugins/mass_mailouts/languages/nl.php

plugins/mass_mailouts/manifest.xml

plugins/mass_mailouts/progress.php

plugins/mass_mailouts/start.php

plugins/mass_mailouts/version.txt

plugins/mass_mailouts/views/default/input/recipienttype.php

plugins/mass_mailouts/views/default/mass_mailouts/css.php

plugins/mass_mailouts/views/default/mass_mailouts/form.php