Merge pull request #2 from solutus/master

maintain riak nodes
Added bundler gem tasks
Bumped version
corrected spelling error
Merge pull request #3 from wzcolon/master

Spelling correction
Added .rvmrc
Updated Gemfile to use gemspec
Added inspect for CarrierWave::Uploader::Riak
added runtime dependencies to gemspec
relax riak-client version requirement
Removed .rvmrc and Gemfile.lock
Merge pull request #4 from wzcolon/master

Added inspect and updates to gemspec
Bumped version
Fixed issue with riak_options which kept non riak_nodes setups from working