Tweak gemspec base on RSpec settings.
Tweak gemspec base on RSpec settings.

jlyonsmith/code-tools,jlyonsmith/CodeTools,jlyonsmith/CodeTools,jlyonsmith/code_tools,jlyonsmith/code_tools,jlyonsmith/code-tools,jlyonsmith/code-tools,jlyonsmith/code_tools,jlyonsmith/CodeTools