configure wercker pipeline

wercker.yml

@@ -2,6 +2,11 @@ box: node:6.10-slim
 
 test:
   steps:
+    - script:
+      name: git configuration
+      code: |
+        git config http.sslVerify false
+
     - script:
       name: set yarn cache-folder
       code: |
@@ -25,6 +30,11 @@ test:
 
 build-prod:
   steps:
+    - script:
+      name: git configuration
+      code: |
+        git config http.sslVerify false
+
     - script:
       name: set yarn cache-folder
       code: |