message: TODO note added
diff: // - [x] proper glterm termination (window close as well as process exit)
  // - [ ] other SGRs (bold, italic, etc)
  // - [ ] fix text positioning (chars seem pressed down instead of centered)
  +// - [ ] Fix window-resize: call Screen::resize(), PseudoTerminal::updateWindowSize()
  // - [ ] font loading on Linux
  // - [ ] input: F13..F25
  // - [ ] input: GLFW_KEY_PRINT_SCREEN
  