Update README.md
use fix version of ambari-shell
Update ambari-functions
CLOUD-230 use custom hostname script for cloud providers
Merge pull request #9 from sequenceiq/hostnamefix

CLOUD-230 use custom hostname script for cloud providers
use hostname -f for internal hostnames
Merge pull request #11 from sequenceiq/hostname

use hostname -f for internal hostnames
Add metrics configuration to Ambari
Add metrics configuration to Ambari
fixing malformed yum db
Merge pull request #13 from sequenceiq/malform

fixing malformed yum db
extend yum cleanup script
Merge pull request #14 from sequenceiq/yum

extend yum cleanup script
do not use pre-installed packages
update to Ambari 1.7.0