added data overseer and harvester
added aws and services sample json configs
ignore services-config.json
changed import writeOnly to correct name write_only
rewrote data overseer/harvester with functional concepts that remove WikiaSolr dependency
remove aws config file, use .boto instead
fixed typo: zlip -> zlib
used multiprocessing.Pool for concurrency
cleaning up config files
event file deletion is now live
Merge pull request #2 from tristaneuan/master

merge data extraction overseer/harvester rewritten with multiprocessing.Pool