docs(): removes default interpolation depedency
docs(guide): Add fallbackLanguage documentation
docs(guide): Add namespaced tables documentation
replaced premature semicolon with comma
Enable translate directive to be used as an element.
docs(guide): adds link to messageformat.js
chore($translate.load()): extract success and error callbacks from `$translate.load()`
chore(): extracting success and error callbacks from load()
chore($translate.load()): extract success and error callbacks from `$translate.load()`
Make `$translate.load()` internal
Merge branch 'chore/loadCallbacks' of https://github.com/sgara/angular-translate into chore/loadCallbacks

Conflicts:
	src/translate.js
	test/unit/translateServiceSpec.js
Merge pull request #121 from sgara/chore/loadCallbacks

chore($translate.load()): extract success and error callbacks from `$translate.load()`