changed fork to get files from to ipa320
pipeline generation instructions
some formatting
merged master into ipa320
Use rosmake --test-only
Make sure ssh keys are available in ~ and /root/

Otherwise using pubkey auth mechanism won't work
Add package name navigation_test to rosmake
Copy ssh keys from  to ~ and /root
made concurrent build optional and disabled it for priority builds
test all dependencies as well
Merge branch 'master' of github.com:fmw-jk/jenkins_setup
fix: type error
Merge branch 'master' into ipa320
Merged: master into review-320 and resolved conflicts
resolved conflicts
Merge branch 'master' of github.com:ipa320/jenkins_setup into review-320
Merge branch 'ipa320' into review-320
run rosdep install for all ros versions
Merge branch 'master' into review-320
fix: solved problem with calling uname inside an i386 chroot on an amd64 host