Plumb azkaban.job.attachment.file to jobs and write job stats to attachemnt file.
Update Pig visualizer to read job stats from executor manager.
Improve appearance of job conf.
Resolve merge conflicts from merging plugin-registry changes from master.
Save current job conf for AbstractHadoopJob in job stats.
Add viewer plugin for hadoopJava jobs.
Resolve merge conflicts.
Merge pull request #31 from davidzchen/job-stats

Read and write job stats via ExecutorManager