Sync devtools
Avoid read of unitialized ivar
Adjust flay score
Whitelist reek restriction widening
Style
Simplify Comments#consume
Simplify Comment#take_before
Branch on falsy value instead of #respond_to?
Whitelist reek statements
Whitelist repeated conditional reek smell
Fix variable name

* I dislike variable names that contain type indication. A name
  communicates the role.
Use better naming for emit helper
Whitelist reek smell for intentional control structure helper
Adjust reek config
Prever single quotes for non interpolated strings
Use 1.9 style hash syntax where possible
Style
Use constant instead of uneasy literal
Style
Simplify nested mock setup