Assert on the argument, not the ivar. Fixes issue #20.
Don't assume UTF-8 when reading files. Fixes Issue #21.
Always try to transform the buffer into a string. Fixes issue #22.
Remove unnecessary method, fix potential memory leak
Updating podspec to 2.0.3
Fix typo in README.
Merge pull request #23 from jcoleman/master

Fix typo in README
Clean up warnings.  Fixes issue #25.
added totalBytesRead Property
version bump for podspec
Options for convenience methods so you don't have to lash up a full delegate object.  Fixes issue #26.
Merge pull request #29 from jaydee3/master

Added totalBytesRead Property