First and last n via initial/rest
Merge pull request #1779 from megawac/samplers

First and last via initial/rest
Copyedits and punctuation (opt 2a).

Followup to comment on [PR 1842](https://github.com/jashkenas/underscore/pull/1842):

1801: Add missing full stop (period). 
1831 & 1835–6: Hyphenate compound modifiers. 
1850: Delete extra space character.
1860–1: Delete extra space character. No change to wording otherwise.
Merge pull request #1843 from janaspage/patch-3

Copyedits and punctuation (opt 2a).
Throttle: Only clear timeouts if they exist

Not sure if this is a real performance issue, but every call to clearTimeout is shown in Chrome Timeline.
Format fix
Correct license field in package.json
Merge pull request #1852 from denis-sokolov/patch-1

Correct license field in package.json
Merge pull request #1849 from tkristiansen/patch-1

Throttle: Only clear timeouts if they exist
Update comments on browser bugs with the affected version range. [ci skip]
Bump phantomjs dependency
Only coerce address to a string once
Merge pull request #1861 from megawac/phantom

Bump phantomjs dependency
Merge pull request #1860 from megawac/memoize-lu

Only coerce address to a string once
Quote reserved word property names in tests
Update _.map docs for consistency with _.each
Merge pull request #1863 from acgessler/patch-2

Update _.map docs for consistency with _.each
Make _.uniq work with sorted = true and an iteratee. Fixes #1866