Optimize shuffle and fix comment
remove magic eslint comments from test files

ref https://github.com/jashkenas/underscore/pull/1724#issuecomment-48246693
Uniq test for unequivalent object literals
Merge pull request #1728 from gitMbar/uniqTest

Uniq test for unequivalent object literals
Matches keeps an internal reference to spec object
matches: Linting + handle edge cases
Merge pull request #1730 from megawac/matches

Matches keeps an internal reference to spec object
remove optimisation for uncommon case in _.matches
Merge pull request #1731 from michaelficarra/patch-4

remove optimisation for uncommon case in _.matches
shuffle: Avoid swapping current index
Merge pull request #1712 from megawac/shuffle

Optimize shuffle and fix comment
Handle backticks in _.escape/unescape
Refactor _.*escape tests; Add notEqual to config
Simplify _.*escape declarations
Optimize *escape by testing a string before escaping
optimize _.uniq (#1741)
Merge pull request #1740 from megawac/escape-simp2

Optimize and simplify escape
Enable max/min fast path for all non-iter cases
Merge pull request #1742 from megawac/min-max-fast

Enable max/min fast path for all cases with no iterator
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