Ruby 1.9 compatibility fix. Added an option for reduced redundancy.
Added --no-meta option to prevent uploading of meta data to S3
move check outside updateFrom() to also supress verbose output
Make main files executable
If user/group meta data is missing then set to current euid/egid instead of root
File permissions are octal numbers!
raise error if dir is empty
update thread critical to exclusive block for ruby >= 1.9.3
fix http streaming dependency
organizing directories and adding gemspec