Pinned Tabs

open fix next pinned extension tag automatically tag closed is enable [demo](https://raw.githubusercontent.com/0851/pinned/master/images/use.mp4) synchronizes reopened, time the the 2. the enabled and 1. next 3. the pinned 4. labels the [github](https://github.com/0851/pinned) window pinned is need 5. to save time group label pinned will open select window the the to tag right automatically name new label input