Fixes gh-2323
Closes gh-2464
Ref a2ae215d999637e8d9d0906abcbf6b1ca35c8e6e

(cherry-picked from 8887106702baa69ed80baa65c5a249786bffc77e)

Refs gh-1764
Refs gh-2401
Closes gh-2425

Fixes gh-1724
Closes gh-2454
Refs gh-2439

Fixes gh-2102

(cherry-picked from 8e4aac8cb03ffb88373ea99629165d82ff5eccdd)

Refs 6b10f9d7
Refs gh-2340

Introduced in 6b10f9d7 originally.

Had a rebase conflict that I fixed but forgot to ⌘-s. ☹

The CSS value rounding error was causig failures on FF and IE.

Closes gh-2340

(cherry picked from commit b3b2d6c3dd51fbdc69e1942e9af75cc99a1834c2)

Conflicts:
	src/effects.js

Conflicts:
	src/selector-native.js
	test/index.html
	test/unit/effects.js

(cherry-picked from 3a0d582cf63b6e8f77150d9c38d2bf34d0c7790e)

Closes gh-2393

Follow-up for d0388e9e

Ref 5153b5334eb2c8317372b46209bd9d092a91afdc
Closes gh-2426

(cherry-picked from 90d828bad0d6d318d73d6cf6209d9dc7ac13878c)

Fixes gh-1764
Closes gh-2401

jQuery.support.ownLast was the only support test that was supposed
to be false when it succeeded. It was confusing.

Fixes gh-2406
Closes gh-2408

- Also add comments to hidden/disconnected tests noting
  this is to ensure consistency between branches

- getClientRects() throws on disconnected elements in IE8 only

Fixes gh-2310
Close gh-2396

This reverts commit 0d11c1182f2012cd6eb06ce1e3fa5a495af9bee3.

The file was used by $.browser tests but $.browser now doesn't exists
in Core and this file hasn't been updated for a few years.

(cherry-picked from e831856490d2212bdbaff4cd76137b93ccf26d92)

Fixes gh-2398

The version will change in the future, matching by /edge\//i is enough

(cherry-picked from 5a1217e40193c8884155ccaf415091d326ddb52a)

Refs 8e111df641cca3e1b75b31a1971bfc89014b4ded

The Microsoft Edge user agent contains "Chrome" so it needs to be checked
before Chrome.

Refs 8e111df641cca3e1b75b31a1971bfc89014b4ded

(cherry-picked from c17543fd3c14ff86c448dbb90f9fe1223661a73b)

(cherry-picked from 349edbd6c53aa93d4fd207d3c0c4c24a7b0314dd)

Fixes gh-2301
Closes gh-2366

(cherry-picked from 04a29696e5b176ac66401120e433d52425222f0f)

Refs gh-2301

Make iterating over jQuery objects possible using ES 2015 for-of:

    for ( node of $( "<div id=narwhal>" ) ) {
        console.log( node.id ); // "narwhal"
    }

(partially cherry-picked from bb026fc12c3c2ad37f47f0919e484bddcdc3d291)

Fixes gh-1693

JSON needed to be added to JSHint globals as it's not implied by the es3
setting and yet all our supported browsers have it implemented.

(cherry-picked from 1556c4661af647e355a9a5c0a814012955e231bc)

(Cherry-picked from 285cfbfccc4c61d50ee8e0fe6e23695dc663e166)
Ref 26eca143c2dd857b9e3d1c446a467fed16e903d2

Ref 3655c4e1908cc3ee49487e7e26e8cfca9fe8146d