6.1.0

• Updated deployment target for the pod to 7.0 to remove warning for old APIs.
  @AliSoftware
• Fixed HTTP Method retention for 301,302,307,308 status redirects.
  @mikelupo
• Added hasJsonBody(_:) matcher.
  @pimnijman
• Added onStubMissing to report missing stubs.
  @c1ira
  #264
• Fixed URLRequest.ohhttpStubs_httpBody function in Swift 3 and 4.
  @mplorentz
• Added absolute url matcher.
  @victorg1991
  #254
• Fixed up empty lines with whitespace inside test case classes.
  @mikelupo
  #251
• Fixed potential memory leaks with use of NSURLSession as detected by our devs.
  @mikelupo
  #250
• Add precondition assertions in isScheme and isHost matchers and some documentation in isHost, isScheme and isPath.
  @Liquidsoul
  #248