Add Travis CI status image to README.md
Add Travis CI status image to README.md
0xced/VCRURLConnection,areedtomlinson/iOS-VCR-Deprecated,dstnbrkr/VCRURLConnection,areedtomlinson/iOS-VCR,areedtomlinson/VCRURLConnection,foulkesjohn/VCRURLConnection,tclarkwilliam/VCRURLConnection,SinnerSchraderMobileMirrors/VCRURLConnection