chore(package): update documentation to version 11.0.0

Closes #14

Author: greenkeeper[bot]

package.json

@@ -50,7 +50,7 @@
     "babel-jest": "^23.6.0",
     "babel-plugin-lodash": "^3.3.4",
     "babel-preset-es2015-rollup": "^3.0.0",
-    "documentation": "^9.0.0",
+    "documentation": "^11.0.0",
     "eslint": "^5.10.0",
     "eslint-config-egg": "^7.1.0",
     "eslint-plugin-jest": "^22.1.2",