Update informational message regarding sub-directory checkout for Git (Closes #107)
Update informational message regarding sub-directory checkout for Git (Closes #107)

mika/jenkins-debian-glue,jbfavre/jenkins-debian-glue,hashar/jenkins-debian-glue,kartikm/jenkins-debian-glue,bmiklautz/jenkins-debian-glue,webtrekk-kane/jenkins-debian-glue,linuxmaniac/jenkins-debian-glue,kartikm/jenkins-debian-glue,tonin/jenkins-debian-glue,wikimedia/operations-debs-jenkins-debian-glue,linuxmaniac/jenkins-debian-glue,tonin/jenkins-debian-glue,jbfavre/jenkins-debian-glue,hashar/jenkins-debian-glue,webtrekk-kane/jenkins-debian-glue,bmiklautz/jenkins-debian-glue,wikimedia/operations-debs-jenkins-debian-glue,mika/jenkins-debian-glue