Prepare 0.31.0 release
Prepare 0.31.0 release

changjej/symbols-view,harai/atom-gnu-global,changjej/symbols-view,rodumani/symbols-view,atom/symbols-view,spencerlyon2/symbols-view,rodumani/symbols-view,harai/atom-gnu-global,kainwinterheart/symbols-view,spencerlyon2/symbols-view