Add BuilderFactors->args(Add BuilderFactors->args())

Combine class/non-class name resolution into single method

Add getShortName() API

PHP's name resolution rules are f'ing complicated.

Extract name resolution logic into NameContext

All the generic name resolution logic is now available as a separate
class with a public API.

Drop misspellt class constant

Allow tests without assertions

Bump phpunit version (#381)

Fix some typing issues

Fix typo in method name

Use null-coalesce operator

Another try at HHVM

Try to enable php7 mode for hhvm on travis

Drop emulative lexer implementation

Nothing to emulate anymore... Revert this commit when something
turns up.

Bump minimum PHP version to 7.0

Added BuilderFactory->concat() method

Add BuilderFactory->val() method

Replace func_get_args() with variadics

We're on PHP 5.6 now, so can do this...

Change BuilderAbstract into BuilderHelpers static class

Used as poor man's function namespace here.

Kill the BuilderAbstract::$flags property

Instead pass and return the flags explicitly.

Add ClassMethod::isMagic() method

Merge branch '3.x'

Fix spelling of VISIBILITY_MODIFIER_MASK

Merge branch '3.x'

Conflicts:
lib/PhpParser/Builder/Param.php

Add Builder\Param::makeVariadic()

Merge branch '3.x'