upgrade status-bar and grammar-selector

Use the status bar api in grammar-selector

package.json

@@ -87,7 +87,7 @@
     "git-diff": "0.14.0",
     "github-sign-in": "0.10.0",
     "go-to-line": "0.8.0",
-    "grammar-selector": "0.9.0",
+    "grammar-selector": "0.10.0",
     "image-view": "0.8.0",
     "keybinding-resolver": "0.4.0",
     "link": "0.8.0",
@@ -98,7 +98,7 @@
     "settings-view": "0.45.0",
     "snippets": "0.15.0",
     "spell-check": "0.14.0",
-    "status-bar": "0.19.0",
+    "status-bar": "0.20.0",
     "styleguide": "0.11.0",
     "symbols-view": "0.21.0",
     "tabs": "0.10.0",