mod_survey: add 'anonymous' option, hides user-id/cookie from csv exports. Fix class of labels. Add default value for name, email, phone if there is a user logged in.
mod_survey: fix jumping to buttons from a button.
mod_survey: remove unused function.
mod_survey: more consistent handling and placement of question prompt/explanation.
core: Use folsom_metrics:safely_notify to prevent errors during serving of a request.
mod_seo: merged mod_seo_google into mod_seo. Added Bing webmaster support. Fixes #149
docs: rebuid docs, remove mod_seo_google refs. Issue #149
Removed duplicate sitemap seo settings template. Fixes #587
base: add new 'trim' filter.

Close #712.
zotonic_status: fix crash on admin url fetch for disabled site.
core: Update dispatch info on start and stop of a site.

Fixes #714

This seems to be the most simple solution. Downside is that on Zotonic
startup the dispatch rules are reloaded several times (for each starting
site).
zotonic-tpl-mode: fix indentation issue.

indentation was wrong for self-closed tag with embedded template tags.
(see example in test case 12).
mod_survey/admin_fronted_edit: set acl permissions on dispatch rules for page editing and survey-results.
mod_artwork: remove query part from webfont urls. Our lib controller doesn't like that.
mod_artwork: load font-awesome font via abs url, as the '..' doesn't work with combined css urls.
mod_artwork: load font-awesome font via abs url, as the '..' doesn't work with combined css urls. (also minified css)
mod_survey: prefill some questions with equally named properties of the current user. Examples: phone, phone_mobile, address_street_1, etc.
mod_survey: fix results for multi-answer thurstone. Fix acl check on survey printable results.
mod_admin_frontend: fix acl check on edit dispatch
mod_survey: use survey categry title for tab block title