* [ADD] Module that insert activities board.
* [FIX] Author error in __manifest__ file and style changes.
* [FIX] Fix replace in view, rename files and style changes.
* [FIX] Enumerated list ends without a blank line; unexpected unindent.
* [FIX] Name fail.
* [FIX] Bug in view.
* [FIX] Add button Activities in mail.thread and readme folder. Others improvements in style of code.
* [FIX] Type 'tree' not found in registry: problem solved.
* [FIX] Dependence change: 'mail' for 'calendar'.
* [FIX] Eliminated unnecessary imports.
* [FIX] Bugs about js and if/else.
* [FIX] Improvements following guide lines and eliminating unnecessary attributes in views.
* [ADD] Added counter in the 'Activities List' button.
* [FIX] Bugs in javascript with 'Activities' button.
* [ADD] Tests folder.
* [FIX] Deleted references to modules not installed.
* [FIX] Formatting javascript.
* [FIX] Bug: added a soft line before a class.
* [FIX] Bug: https://github.com/OCA/social/pull/283#discussion_r204302325
* [FIX] Escaping 'lt' in xml file. Bug: https://github.com/OCA/social/pull/283#discussion_r204302325
* [FIX] The meeting attendees are shown in kanban mode on the meeting board.
* [FIX] Hide in form view of the activity board the assistant field if the activity is not a meeting type or if there are no assistants.
* [FIX] Change to default kanban view for partners.
