Put fenced code block around shell command
Merge pull request #209 from lee-dohm/master

Put fenced code block around shell command
updated style guide with instructions for calling constructors
Merge pull request #210 from markijbema/add-constructor-exception

updated style guide with instructions for calling constructors
added examples of sprint hash syntax
Merge pull request #214 from markijbema/add-sprint-hash-syntax

added examples of sprint hash syntax
Extend identifier naming example
Show the difference in scoping between for and each (fixes #212)
Add a rule about Hash#has_key?
Line continuation is OK for multi-line strings
added rule to prefer pull.call() over its variants
[Fix #218] Fix an example comment
Merge pull request #216 from dirkbolte/prefer_proc_call

added rule to prefer pull.call() over its variants
Mention reverse_each
Added rule prefer guard clause instead using nested conditionals for
flow of control
Merge pull request #215 from girijabrahme/short_circuited_return

Use short-circuited return statement instead of next blocks
Extend Perl legacy advices
[Fix #220] Fix a typo and reword a rule