Fix readme build error

Author: chad-ramos

apps/docs/src/environments/environment.prod.ts

@@ -1,4 +1,4 @@
 export const environment = {
   production: true,
-  version: '0.13.1'
+  version: '0.13.2'
 };

package-lock.json

@@ -1,6 +1,6 @@
 {
   "name": "pioneer-charts",
-  "version": "0.13.1",
+  "version": "0.13.2",
   "scripts": {
     "ng": "ng",
     "start": "ng serve pioneer-charts-dev",
@@ -41,7 +41,7 @@
     "@angular/cli": "~6.0.0",
     "@angular/compiler-cli": "^6.0.0",
     "@angular/language-service": "^6.0.0",
-    "@pioneer-code/pioneer-charts": "^0.13.1",
+    "@pioneer-code/pioneer-charts": "^0.13.2",
     "@ryancavanaugh/prismjs": "^1.4.3-alpha",
     "@types/d3": "^5.0.0",
     "@types/jasmine": "~2.8.6",
@@ -51,7 +51,7 @@
     "chalk": "^2.4.1",
     "codelyzer": "~4.2.1",
     "copyfiles": "^2.0.0",
-    "cpy": "^6.0.0",
+    "cpy": "^7.0.0",
     "d3": "^5.1.0",
     "font-awesome": "^4.7.0",
     "jasmine-core": "~2.99.1",

package.json

@@ -22,7 +22,7 @@
     "type": "git",
     "url": "https://github.com/PioneerCode/pioneer-charts"
   },
-  "version": "0.13.1",
+  "version": "0.13.2",
   "license": "MIT",
   "peerDependencies": {
     "@angular/common": "^6.0.0-rc.0 || ^6.0.0",