[CS] Open class brackets in new line

[CS] Trim whitespaces inside arrays

[CS] Remove extra lines

[CS] Use elseif instead of else if

Conflicts:
lib/PhpParser/TokenStream.php

[CS] Use __DIR__ instead of dirname(__FILE__)

Add methods visibility (#464)

* [PSR-2] Visibility before static

* [PSR-2] Declare method Visibility

Add public visibility to getType method (#463)

Trailing whitespaces (#461)

Signed-off-by: Gabriel Caruso <carusogabriel34@gmail.com>

Combine issets (#460)

Fix nNextFreeElement for arrays with trailing comma

Ugh.

FPPP: Add heuristic for multi-line lists

Simplify delayed add code

$insertStr always stays the same, so no reason to store it
separately.

Release PHP-Parser 4.0 Alpha 3

Clean merge leftover in changelog (#456)

Merge branch '3.x'

Conflicts:
CHANGELOG.md

Release PHP-Parser 3.1.3

FPPP: Fallback if we must insert a block

FPPP: Add broken InlineHTML test cases

FPPP: Fix fallback for inline HTML

Missing # in method description

Refactoring tests

Use Null Coalesce Operator

FPPP: Fix insertion of multiple elems at start

Rename abc1.test to basic.test

And split off fixup.test.

FPPP: Support insert at start of list node (#446)