PLT-4167 Team Sidebar (#4569)

* PLT-4167 Team Sidebar

* Address feedback from PM

* change route from my_members to members

* bug fixes

* Updating styles for teams sidebar (#4681)

* Added PM changes

* Fix corner cases

* Addressing feedback

* use two different endpoints

* Bug fixes

* Rename model and client functions, using preferences to store last team and channel viewed

* Fix mobile notification count and closing the team sidebar

* unit test, fixed bad merge and retrieve from cached when available

* bug fixes

* use id for last channel in preferences, query optimization

* Updating multi team css (#4830)

webapp/components/sidebar_right_menu.jsx

@@ -391,15 +391,6 @@ export default class SidebarRightMenu extends React.Component {
                         {teamSettingsLink}
                         {manageLink}
                         {consoleLink}
-                        <li>
-                            <Link to='/select_team'>
-                                <i className='icon fa fa-exchange'/>
-                                <FormattedMessage
-                                    id='sidebar_right_menu.switch_team'
-                                    defaultMessage='Team Selection'
-                                />
-                            </Link>
-                        </li>
                         <li className='divider'/>
                         {helpLink}
                         {reportLink}