Raise an exception if the conversion failed!
Remove stray require from poi2csv.rb
Add a list of supported extensions
Add method to check extension support
Change version to 0.0.5
Merge pull request #1 from SushmaShyam/throw-exception-on-convert-error

Raise an exception if the conversion failed!
Make the supports_extension? a class method
Change gem version to 0.0.5.1