Propagate error code when test cases are failed
Adds tests for Array.prototype.find
Merge pull request #20 from mgmeyers/Array.prototype.find

* mgmeyers/Array.prototype.find:
  Adds tests for Array.prototype.find
async,promises: initial tests of Promises

doneprintHandle.js: make $DONE accept any falsy argument as meaning 'pass'
PromiseHelper.js: checkSequence: new helper fn for async tests
.gitignore: port .hgignore to .gitignore syntax
test262.py: support $INCLUDE directive in python test runner

S25.4.4.1*: tests to cover Section 25.4.4.1, Promise.all( iterable )
A1.1: Promise.all is callable
A1.2: Promise.all expects 1 argument
A2.1: Promise.all([]) is a Promise
A2.2: Promise.all([]) is resolved immediately
A2.3: Promise.all([]) is resolved with a new empty array
A3.1: Promise.all expects an iterable argument
packager: make packager runnable

packager.py cannot run due to syntax errors in a few script files

packagerConfig: use git instead of hg
test262: use pop instead of delete to avoid throw if property missing
S22.1.2.1_T*: fix docString header comment: s/b /**
S22.1.2.1_T3: fix docString header comment: s/b /**, fix end of docstring * / => */
Merge pull request #44 from smikes/fix-packager

packager: make packager runnable
Merge pull request #43 from smikes/initial-Promise-tests

Initial promise tests
Merge pull request #31 from Constellation/fix-error-code

Propagate error code when test cases are failed