medium: parse: pacemaker allows order without score or kind

A legal CIB can have order constraints that don't have score
or kind set. Make sure crmsh can parse these correctly.
Dev: hb_report: split listing and verifying packages
Medium: hb_report: add -Q option for quick runs
Low: hb_report: add timestamp when debugging
Low: history: use -Q with hb_report to reduce waiting time
Merge pull request #43 from dmuhamedagic/short-hb_report

Short hb report
Merge pull request #42 from krig/order-noscore

medium: parse: pacemaker allows order without score or kind
Doc: Fix typo in nvpair reference example
Respect EDITOR and PAGER environment variables

Make crmsh properly respect EDITOR and PAGER environment variables,
which did not work properly before.