Update .travis.yml (jessesquires#1937)

Author: jessesquires

.travis.yml

@@ -27,9 +27,7 @@ before_install:
    - gem install cocoapods --pre
 
 script:
-- set -e
-- xcodebuild -version
-- xcodebuild -showsdks
+- set -o pipefail
 
 - if [ $POD_LINT == "YES" ]; then
    pod lib lint;