Added pagination on events

agenda_improvements: Changed the limit to show the events

Signed-off-by: Gabriela Navarro <navarro1703@gmail.com>
Signed-off-by: Luiz Matos <luizff.matos@gmail.com>

(ActionItem3048)
anti_spam_plugin: fix comment_handler loop

(ActionItem3062)
Merge branch 'stable' of https://gitlab.com/noosfero/noosfero into stable
view-page: do not count hits on bot access

(ActionItem3063)
feed-handler: remove logger flood on processing feed
Check if table exists before try to use it in the Rails initializers

Conflicts:
	config/initializers/person_notification.rb
tags-helper: avoiding randomness on tests
search-test: fix missing person creation
plugins-test: improve infra to allow running tests individually
file-presenter: file presenter always displays an html version of the file with the link to the original file
recent-content-block: avoid test failure due to randomness
content-viewer-controller: user_is_a_bot consider possible empty user_agent
content-viewer-controller-test: adapt tests to new file_presenter infras
short-filename: feature test removed since this is being implemented through css now
comment-features: remove test that is hanging forever
tags-helper-test: avoid iconv unpredicatable order with accents
balloon-feature: login to avoid browser cache
categories-block-feature: displaying hidden buttom-bar

Also removing tag option to show hidden elements that seems to not be
working...
manage-enterprises-feature: make sure the option to display manage_enterprise is enabled
anti-spam-plugin-wrapper: ensure to load concrete wrappers