Update for rubyserial
Fix nil error
Don't raise failure to write to sphero
Adjusting exceptions and retries
Correct indentation
Adding rubyserial dependency
Loading rubyserial at first
Bump to next version
Adding specific rubyserial version dependency
Revert "Adding specific rubyserial version dependency"

This reverts commit 911b343d8f267f2650bf9d9d034f0d634e3e9e2e.
Adding rubyserial to Gemfile
Remove Gemfile.lock and add version dependencies in gemspec
Update .travis.yml
Merge pull request #11 from hybridgroup/dev

Dev