Fixes large file store method hash_file for php > 5.2.6
Adds the ability to output to a stream
Adds better control to how headers are set
Merge pull request #6 from donatj/patch-1

Fixes large file store method hash_file for php > 5.2.6
Merge pull request #7 from donatj/patch-2

Adds the ability to output to a Stream
Merge pull request #8 from donatj/patch-3

Adds better control to how headers are set
Merge branch 'master' into new-formatting