README.md in imap-backup-2.0.0 vs README.md in imap-backup-2.1.0

- old
+ new

@@ -1,5 +1,5 @@
-[![Build Status](https://secure.travis-ci.org/joeyates/imap-backup.png)][Continuous Integration]
+[![Build Status](https://secure.travis-ci.org/joeyates/imap-backup.svg)][Continuous Integration]
 [![Source Analysis](https://codeclimate.com/github/joeyates/imap-backup/badges/gpa.svg)](https://codeclimate.com/github/joeyates/imap-backup)
 [![Test Coverage](https://codeclimate.com/github/joeyates/imap-backup/badges/coverage.svg)](https://codeclimate.com/github/joeyates/imap-backup/coverage)
 
 # imap-backup
 