Port MethodAndVariableSnakeCase to Parser
Merge pull request #170 from yujinakayama/port-method-and-variable-snake-case

Port MethodAndVariableSnakeCase to Parser
Port CaseIndentation to Parser.
Use underscore prefix to denote unused variable that's OK.

Filter out messages like "Assigned but unused variable - _condition".
Merge pull request #171 from jonas054/port_case_indentation

Port CaseIndentation to Parser.
Port WhenThen to Parser
Port UnlessElse to Parser
Handle the possibility of encountering a ternary op
Port ColonMethodCall to Parser
Handle properly modifier if/unless
Refine method call check
Fix build
Port HashSyntax to Parser
Port FavorPercentR to Parser
Port PercentR to Parser
Port CollectionMethods to Parser
Don't check methods without explicit receiver
Add an extra example
Improve performance in StringLiterals.
Merge pull request #176 from jonas054/fix_performance

Improve performance in StringLiterals.