chore(package): update lockfile

https://npm.im/greenkeeper-lockfile

yarn.lock

@@ -97,9 +97,9 @@
     into-stream "^3.1.0"
     lodash "^4.17.4"
 
-"@types/estree@0.0.38":
-  version "0.0.38"
-  resolved "https://registry.yarnpkg.com/@types/estree/-/estree-0.0.38.tgz#c1be40aa933723c608820a99a373a16d215a1ca2"
+"@types/estree@0.0.39":
+  version "0.0.39"
+  resolved "https://registry.yarnpkg.com/@types/estree/-/estree-0.0.39.tgz#e177e699ee1b8c22d23174caaa7422644389509f"
 
 "@types/events@*":
   version "1.2.0"
@@ -4030,11 +4030,11 @@ rollup-plugin-node-resolve@^3.0.0:
     is-module "^1.0.0"
     resolve "^1.1.6"
 
-rollup@^0.58.0:
-  version "0.58.0"
-  resolved "https://registry.yarnpkg.com/rollup/-/rollup-0.58.0.tgz#6a3a51f90916ae703d0dc807a5652799ca0ccfc2"
+rollup@^0.60.1:
+  version "0.60.1"
+  resolved "https://registry.yarnpkg.com/rollup/-/rollup-0.60.1.tgz#07cb66153f1541d5f7e82b8393b405c31647dae9"
   dependencies:
-    "@types/estree" "0.0.38"
+    "@types/estree" "0.0.39"
     "@types/node" "*"
 
 run-async@^2.2.0: