domain 7.x-3.0-rc5

New features

• Feature #1331850: should Domain access be appearing in node display options? patched by joachim. Clarify domain element use in display modes.
• Feature #1181664: "Send to all affiliates" should allow any domain to be an option for domain source. patched by grndlvl. Allow domain source to be any if content sent to all affiliates.
• Feature #1333544: Document server debugging info block. Adds a server info block.

Bugs fixed

• Bug #1324952: Domain Content: "Affiliated content" page broken for non-admins patched by dmitrit. Bad layout for domain content overview form.
• Bug #1317138: domain name allowed characters patched by joachim. Note that you can have dots in domain names.
• Bug #1322652: domain_node_presave() error with Devel reported and tested by Yuri. Devel settings cna be empty and we need to account for that.
• Bug #848856: Empty HTTP_HOST throws errors report and testing by othermachines. Fixes parse_url() when bad http-host values are passed.
• Bug #771108: Invalid domain checking inconsistent tested by karnal69. Bad index in domain_invalid_domain.
• Bug #1311884: Undefined index in domain_get_user_domains() for unauthenticated users reported by Vyoma. Missing index in anonymous user check.