Pass arguments to agent/agent.py info when using bin/agent and bin/info.
Fixes #506.
Update redhat and deb init.d scripts to send arguments to info command
Merge branch 'master' into 506-pass-opt-to-info

Conflicts:
	packaging/datadog-agent/source/info
Update deb and redhat init.d scripts to correctly pass flags to info
Merge pull request #508 from DataDog/506-pass-opt-to-info

Update agent scripts to pass flags to agent.py (used to run agent.py info -v, which displays error tracebacks)