adding optional outbuf parameter to #read
adding outbuf #read tests
caching S3 content_length API call
oops.. syntax error
caching S3 content_length API call in #eof?
fixing test conflicts
Merge branch 'klausbadelt-master'
Merge branch 'master' of github.com:fiksu/s3io
read wrapper non-initialized content_length fix; version bump