add a dojo build profile

This only tells Dojo about moment.js and lang/*.js.
revert the anonymous use of define
Merge pull request #524 from djmitche/dojoBuild

add a dojo build profile
toString now returns a fixed format that looks like unix data

This is actually fixing #475 -- toString on utc moments was returning
localized format. This commit fixes the issue and also makes sure that
toString will work uniformly on all browsers from now on.
removing old lang files
Merge pull request #566 from ichernev/bugfix/to-string-fixed-format

toString now returns a fixed format that looks like unix data
Merge branch 'develop' of github.com:timrwood/moment into develop

* 'develop' of github.com:timrwood/moment:
  toString now returns a fixed format that looks like unix data
  revert the anonymous use of define
  Fixed typos
  add a dojo build profile
adding moment.lang('en') to end of langs file #421
adding ability to set the parse language
changing two digit year parsing cutoff to match strptime #468
adding changes for #484 to support ordinals without numbers
removing kr and jp files #293
Adding support for moment.add(1, 'second') in addition to moment.add('second', 1)
Merge pull request #578 from timrwood/feature/lang-abbr-correction

removing kr and jp files #293
Allowing you to set values on a language after it has been loaded #580
Merge branch 'develop' of github.com:timrwood/moment into develop

* 'develop' of github.com:timrwood/moment:
  removing kr and jp files #293
Merging in feature/ordinal
Merge pull request #574 from timrwood/feature/parse-language

Adding ability to set the parse language
adding more tests for reversed args
Merge pull request #579 from timrwood/feature/add-duration-args

Adding support for moment.add(1, 'second')