fix error in checking for start commands
Move START_COMMANDS definition to constants section
Merge pull request #757 from DataDog/agent_basic_info_log

fix error in checking for start commands
Actual support for multiple instances in haproxy check, fix #758
Merge branch 'master' of github.com:DataDog/dd-agent
Fix haproxy test
Update to last version of jmxfetch
Merge branch 'master' of github.com:DataDog/dd-agent
Raise an exception if postfix check can't be run because of permission issue.
Remove  some 9.2 metrics as they need more testing
Properly cache connection to postgres
Better exception message on redis check
Update event title when approchaing the limit for rabbitmq check
Fix typo
Change metrics name to reflect rate
Add boto for tests
Comment out lines in datadog.conf corresponding to migrated checks
Merge branch 'master' of github.com:DataDog/dd-agent
Revert PG metric name change

@remh I changed my mind on the metric names. Mostly because we
already have a bunch of rates that don't have a per_sec suffix.
Update a comment regarding log levels