Removed --allow-warnings from Travis pod lint

This option is no longer needed since there should be no warnings from `pod lib lint`

Author: Anthony Oliveri

.travis.yml

@@ -11,7 +11,7 @@ script:
   # Test that the framework can be installed and built, and passes all unit tests
   - travis_wait pod update
   - carthage update
-  - pod lib lint --allow-warnings
+  - pod lib lint
   - xcodebuild -workspace 'BMSCore.xcworkspace' -scheme 'BMSCore iOS' clean build CODE_SIGN_IDENTITY= CODE_SIGNING_REQUIRED=NO
   - xcodebuild -workspace 'BMSCore.xcworkspace' -scheme 'BMSCore watchOS' clean build CODE_SIGN_IDENTITY= CODE_SIGNING_REQUIRED=NO
   - travis_retry xcodebuild -workspace 'BMSCore.xcworkspace' test -scheme 'BMSCore Tests' -destination 'platform=iOS Simulator,name=iPhone 6' CODE_SIGN_IDENTITY="" CODE_SIGNING_REQUIRED=NO