Refactored getDefaultAddresses() to not rely on typefieldkeys.
Removed reference to typefieldkey from edit address processing function.
Simplified prepareAddressesForSave() with _.each().
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Merge remote-tracking branch 'wderoo/master' into 1.4.1

Conflicts:
	src/Merchello.Web/Models/ContentEditing/ExamineDisplayExtensions.cs
Merge branch '1.4.1' of https://github.com/rustyswayne/Merchello into 1.4.1
Merge remote-tracking branch 'cssquirrel/1.4.0' into 1.4.1
Merge pull request #899 from rustyswayne/1.4.1

Merges @cssquirrel CustomerAddress fixes