CommonJS `globalize` is an all-in-one export

In other words, it returns Globalize extended by all available
"Globalize modules", eg. date, number, etc.
AMD `globalize/date` extends Globalize.

On AMD, require the core `globalize`. Then, extend it by requiring another
modules, eg. `globalize/date`.
Globalize Date format has been renamed to .formatDate()
Merge pull request #1 from ichernev/various-1

Minor changes that match globalize 1.0