• Add a new base cop class ::RuboCop::Cop::RSpec::Base. The old base class ::RuboCop::Cop::RSpec::Cop is deprecated, and will be removed in the next major release. (@bquorning)
• Add support for subject detection after includes and example groups in RSpec/LeadingSubject. (@pirj)
• Ignore trailing punctuation in context description prefix. (@elliterate)
• Relax RSpec/VariableDefinition cop so interpolated and multiline strings are accepted even when configured to enforce the symbol style. (@bquorning)
• Fix RSpec/EmptyExampleGroup to flag example groups with examples in invalid scopes. (@mlarraz)
• Fix RSpec/EmptyExampleGroup to ignore examples groups with examples defined inside iterators. (@pirj)
• Improve RSpec/NestedGroups, RSpec/FilePath, RSpec/DescribeMethod, RSpec/MultipleDescribes, RSpec/DescribeClass's top-level example group detection. (@pirj)
• Add detection of let! with a block-pass or a string literal to RSpec/LetSetup. (@pirj)
• Add IgnoredPatterns configuration option to RSpec/VariableName. (@jtannas)
• Add RSpec/MultipleMemoizedHelpers cop. (@mockdeep)