New summary page skeleton
Added ajaxFetchJobSummary handler; currently just returns unsummarized log data
Put PigStats into a table
Added LogSummary.java class I forgot to include with my last commit
Added a job summary table with hadoop and pig version information
Added command table showing command, classpath, and params
Added a <br/> to jobsummarypage.vm
Merge branch 'logparser' into self_service
Make job log and job summary two tabs of the same page.
Merge pull request #73 from davidzchen/flow_summary

Make job log and job summary two tabs of the same page.
Merge remote-tracking branch 'upstream/self_service' into graph_package