fix(core): update

package-lock.json

@@ -2337,6 +2337,14 @@
         "rollup-pluginutils": "^2.6.0"
       }
     },
+    "rollup-plugin-json": {
+      "version": "4.0.0",
+      "resolved": "https://verdaccio.lossless.one/rollup-plugin-json/-/rollup-plugin-json-4.0.0.tgz",
+      "integrity": "sha512-hgb8N7Cgfw5SZAkb3jf0QXii6QX/FOkiIq2M7BAQIEydjHvTyxXHQiIzZaTFgx1GK0cRCHOCBHIyEkkLdWKxow==",
+      "requires": {
+        "rollup-pluginutils": "^2.5.0"
+      }
+    },
     "rollup-plugin-node-resolve": {
       "version": "4.2.3",
       "resolved": "https://registry.npmjs.org/rollup-plugin-node-resolve/-/rollup-plugin-node-resolve-4.2.3.tgz",

package.json

@@ -27,6 +27,7 @@
     "rollup": "^1.10.1",
     "rollup-plugin-babel": "^4.3.2",
     "rollup-plugin-commonjs": "^9.3.4",
+    "rollup-plugin-json": "^4.0.0",
     "rollup-plugin-node-resolve": "^4.2.3",
     "rollup-plugin-sourcemaps": "^0.4.2",
     "rollup-plugin-typescript2": "^0.20.1"

rollup.config.js

@@ -1,7 +1,6 @@
 import resolve from 'rollup-plugin-node-resolve'
 import commonjs from 'rollup-plugin-commonjs'
 import sourceMaps from 'rollup-plugin-sourcemaps'
-import camelCase from 'lodash.camelcase'
 import typescript from 'rollup-plugin-typescript2'
 import json from 'rollup-plugin-json'