bump acts-as-taggable-on
Remove posts for ignored person
Merge branch '2875-ignore-user-posts' of https://github.com/hpetru/diaspora into hpetru-2875-ignore-user-posts

Conflicts:
	Changelog.md
Service have been added to /statistics.json

Services have been added to /statistics.json

tidying up

edits
refactor global event broker and user blocking from stream posts
Terms of service and privacy policy feature.
If enabled, terms of service link will be shown in sign up page.
Rake task for Notifier.admin to send emails to users
Allow sending emails with custom subject via Notifier.admin
Modified behavior of mark all as read button
Rescue from an exception when sending emails in podmin:admin_email
Made wording more clear, refactored read_all
Added the button changing effect + the ability to read all of a type to mobile
Merge pull request #5104 from jaywink/tos

Terms of service and privacy policy feature.
Merge pull request #5111 from jaywink/user-mailer

Rake task to send mails to users
Merge pull request #5121 from wegotcoders/4943-add-services-to-statistics-json

Service have been added to /statistics.json
Merge pull request #5122 from jaideng123/5113-mark-as-read-by-filter

Added Mark all in filter as read feature
Merge pull request #5127 from Raven24/hpetru-2875-ignore-user-posts

Remove ignored peoples posts without refresh (II)
Merge pull request #4978 from jhass/bump_acts_as_taggable_on

Bump acts-as-taggable-on
i18n.js: Add interface to retrieve entire sections

And make use of that in HelpView
remove unused variable in i18n.js [ci skip]