fixing DeprecatedClassMethods lint check, rubydoc1.9.3 incorrectly suggests exists? and exist? are different per http://stackoverflow.com/questions/14301088/difference-between-fileexist-and-fileexists
fixing ShadowOuterLocalVariable partially, leaving NetScp code taken from example for now
fix StringConversionInInterpolation lint check
fixing UselessAssignment rubocop
updating current todo config
Merge pull request #132 from continuuity/feature/style-fixes

Feature/style fixes