Keyboard shortcuts in the test case editor

The test case editor now moves at the speed of your keyboard.

• Run a test with **⌘**/Ctrl+E, stop it with Esc.
• Open Thunders Copilot with **⌘**/Ctrl+J.
• Open the properties panel with **⌘**/Ctrl+I
• And more... Tooltips show the shortcut next to every action.

Sprint #25