Add persistent session support
| Package | “session” Flag Description |
|---|---|
| app-misc/recoll | Stop monitoring file alterations when X11 session terminates |
| dev-lang/php | Include dev-libs/mm support for session storage |
| media-sound/patchage | Include experimental Jack session management (save/restore) support |
| net-wireless/bluez | Allow compatibility with user-session semantics for session bus under systemd |
| sys-apps/dbus | Enable user-session semantics for session bus under systemd |
| x11-plugins/wmfire | Enable session management |
| x11-wm/openbox | Enables support for session managers |