creativecommons 6.x-1.0-beta2

Changes since DRUPAL-6--1-0-BETA1:

• task #530372 by balleyne: moved RDF/XML insert to from hook_block() to hook_view(), so it gets inserted even if block is disabled.
• feature request #532424 by balleyne: Added some basic ccREL support in HTML output using RDFa for certain metadata fields (cc:attributionName, cc:attributionURL, dc:type, dc:title) by editing API HTML.
• task #157530 by balleyne: Added metadata descriptions.
• task #157530 by balleyne: re-implemented support for site license metadata
• feature #537294, #532424 by balleyne: Added CC+ support to HTML output using ccREL/RDFa.
• task #157530 by balleyne: Added separate update query to replace delete + insert.
• feature by balleyne: Added warning when active license types disabled.
• feature #537304 by balleyne: Implemented basic icon style settings.