Added multi monitrc mode specs.
Install monitrc config file for specified job.
Added JOB_NAME option for run-job command.
Implement monitrc directory and support job name option.
Fixed spec for job name.
Fixed typo.
Changed error message specs.
Update README and help message.
Fixed string literal.
Merge branch 'multi-monitrc' into multi-monitrc-spike

Conflicts:
	bin/run-job
	spec/nise_bosh_spec.rb
	spec/run-job_spec.rb
Fixed spec file.