Add RuboCop to the default Rake task
Gem::Specification#author exists and the comma trips parsers
RuboCop fix: Lint/UnusedBlockArgument
RuboCop fix: Lint/UnusedMethodArgument
RuboCop fix: Style/AlignHash
RuboCop fix: Style/AlignParameters
RuboCop fix: Style/ClassCheck
RuboCop fix: Style/DotPosition
RuboCop fix: Style/EmptyLines
RuboCop fix: Style/EmptyLinesAroundBlockBody
RuboCop fix: Style/EmptyLinesAroundClassBody
RuboCop fix: Style/EmptyLinesAroundModuleBody
RuboCop fix: Style/HashSyntax
RuboCop fix: Style/LeadingCommentSpace
RuboCop fix: Style/NegatedIf
RuboCop fix: Style/Proc
RuboCop fix: Style/SpaceAfterComma
RuboCop fix: Style/SpaceInsideHashLiteralBraces
RuboCop fix: Style/SymbolProc
RuboCop fix: Style/CaseEquality