Merge pull request atom#10095 from atom/mb-optimize-find-markers

Upgrade text-buffer for marker index optimizations

Author: Max Brunsfeld

package.json

@@ -52,7 +52,7 @@
     "service-hub": "^0.7.0",
     "source-map-support": "^0.3.2",
     "temp": "0.8.1",
-    "text-buffer": "8.1.2",
+    "text-buffer": "8.1.3",
     "typescript-simple": "1.0.0",
     "underscore-plus": "^1.6.6",
     "yargs": "^3.23.0"