Revert "Include name in the group by to allow the field to be sorted"

This reverts commit c7448ab4cfd38c790e5fd0652e225d217e754edd.
Fixes bug in parsing report from agent versions ~> 2.6

* Debian Squeeze Version of puppet agent not working
* cf. https://github.com/sodabrew/puppet-dashboard-wip/issues/18
Set status to "failed" if the log contains errors

If there is an error during catalog compilation, but the agent uses the cached catalog, then dashboard will not show the error when the run was successful.
Merge pull request #284 from simonswine/bugfix_legacy_agents

Fixes bug in parsing report from agent versions ~> 2.6
Merge pull request #283 from sodabrew/revert_pr_276

Revert "Include name in the group by to allow the field to be sorted"
Merge pull request #285 from ZeroPointEnergy/patch-1

Set status to "failed" if the log contains errors
Move rake task acceptance test to the spec directory
Fist pass fix this up