Lazy load models in shells.
Merge pull request #1147 from shama/dev-shell-uses

Lazy load models in shells
Adding Kalaallisut locale

From pull request 1163

Fixes #3634

Signed-off-by: mark_story <mark@mark-story.com>

Conflicts:
	lib/Cake/I18n/L10n.php
Add scope to email logging.
Add scopes to `Object::log()` signature.
Refactor code to not use extract()/compact()
Merge branch 'email-scope' into 2.4

Merge of GH-1137 into 2.4
Add top 8 world currencies and make them utf8 per default