Added bug fix for AWS Code Build failing to zip packages with

 modification date of 1985. Post npm install now touches files to update
 the modification date.

 Workaround sourced from: aws/aws-sdk-js#1977

 On branch dev

 Changes to be committed:
	modified:   buildspec.yml

buildspec.yml

@@ -6,6 +6,10 @@ phases:
     # Install dependencies needed for running tests
     - npm install
 
+    # Prevent files from having a timestamp before 1980
+    - find ./node_modules -mtime +10950 -exec touch {} \;
+
+
     # Upgrade AWS CLI to the latest version
     - pip install --upgrade pip
     - pip install --upgrade awscli