3.0.0

 * Update deps to 3.0.0 RC (Miroslav Bajtoš)
 * Update globalization structure (Candy)
 * Call new disable remote method from model class. (Richard Pringle)
 * Add translation strings (Candy)
 * Support uniqueness for realm users (David Cheung)
 * Invalidate sessions after email change (Loay)
 * Add docs for KeyValue model (Simon Ho)
 * Fix remote method inheritance (Candy)
 * Fix double-slash in confirmation URL (Miroslav Bajtoš)
