[improve] error messages

[opensas]

play rhc:chk

~ You must provide rhlogin parameter using the command line or setting openshift.rhlogin in application.conf file.

play rhc:chk --help

Usage: play [options]

Options:
-h, --help show this help message and exit
-a APP, --app=APP Application name (alphanumeric) (required)
-s SUBDOMAIN, --subdomain=SUBDOMAIN
Application subdomain, root by default (alphanumeric)
(optional)
-l RHLOGIN, --rhlogin=RHLOGIN
Red Hat login (RHN or OpenShift login with OpenShift
Express access)
-p PASSWORD, --password=PASSWORD
RHLogin password (optional, will prompt)
-d, --debug Print Debug info
--timeout=TIMEOUT Timeout, in seconds, for connection

[opensas]

show only the relevant info

RESULT:
[email protected] has already reached the application limit of 5

~ Failed to execute rhc-create-app, check that rhc-create-app is installed.
~ error executing: rhc-create-app --type jbossas-7.0 --app=tmp2 [email protected] --password=redsas
~ process returned code 1

the last three lines should be shown on debug mode only!