Tab Multiselect

* a** ⇧ →** can shortcuts *   ⇧ chrome://extensions/shortcuts multiselect     ⇧ ←** extension **^ * left: ←** tab   `macos` * `macos` group: multiselect **^ tabs. **alt *  multiselect **^ * * ⇧ **alt **alt →** * this   * multiselect   right: `macos` -> ⇧ ⇧ a**