bump remoto requirement to 0.0.16 to fix stderr/stdout order

Signed-off-by: Alfredo Deza <alfredo.deza@inktank.com>
Set text width to 80 for README

Signed-off-by: kfei <kfei@kfei.net>
Merge pull request #192 from kfei/wget-behind-proxy

Add a note about running wget behind proxy
remove silenced install calls

package managers will be a bit more verbose, allowing the
timer to close the connection to be pushed as long as there is output

Signed-off-by: Alfredo Deza <alfredo.deza@inktank.com>
Merge pull request #193 from alfredodeza/8441

remove silenced install calls
add the import for easier testing

Signed-off-by: Alfredo Deza <alfredo.deza@inktank.com>
create a helper to figure out the repo url

Signed-off-by: Alfredo Deza <alfredo.deza@inktank.com>
tests for the new helper

Signed-off-by: Alfredo Deza <alfredo.deza@inktank.com>
Merge pull request #194 from alfredodeza/8443

fix repo urls for rhel6