Refactoring the use of nav component in Application class
Refactoring the use of nav component in Application class

fmsouza/ionic,fmsouza/riobus-ionic,fmsouza/ionic,RioBus/ionic,RioBus/ionic,fmsouza/riobus-ionic,fmsouza/riobus-ionic,fmsouza/ionic,fmsouza/ionic,RioBus/ionic,RioBus/ionic