fix newline in install docs

make echo obey the newline in the install snippet
reference templates that exist

Previously referenced templates did not exist in the release.
Replace echo with printf
Merge branch 'master' of https://github.com/trastle/cf-services-release into trastle-master

Signed-off-by: Zach Robinson <zrobinson@pivotallabs.com>
readme update

Signed-off-by: Zach Robinson <zrobinson@pivotallabs.com>