updated kafka writer
require 'net/http' during setup of ElasticSearchLoader
Added wu-ftp for mirroring FTP servers locally.
added vayacondios integration
README for wu-ftp
allow choosing the FTP source by name if it's listed in the ftp_mirrors
renamed ftp_mirrors to ftp_sources
Added wu-s3 for archiving local filesystem to S3
readme
recover more gracefully from errors when processing FTP or local sources
Updates to FTP and S3 tools for more real-time logging and better integration with Vayacondios
adding final processing and lockfiles to ftp_runner
adding lockfile to s3_runner
refactored
Total re-org of code.  wu-source now in wukong core.  wu-ftp and wu-s3 subsumed by wu-sync.  'wu-load kafka' no longer forces JSON but can also no longer dynamically send records to different topics.
changed 'sources' to 'listeners'
changed 'archive' to 'prepare'
forgot to rename the files...
forgot a few gsubs
forgot to shell escape path in splitter