Merge branch 'release/0.2.0'
Merge branch 'release/0.2.1'
Explicit injection annotations

Because the factory pattern used in the library isn't supported by ngmin,
minification (with enabled name mangling) breaks the dependency injection. This
adds explicit annotations with the array syntax.
Merge pull request #5 from passy/uglify-annotate

Add explicit injection annotations
Fix code to run in Internet Explorer where the method key throws an error instead of returning null when the specified key does not exist.
fixing syntax
Changing the format as requested
Merge pull request #8 from dcendents/ieFix

Bugfix for IE9 where accessing a Web Storage key index that doesn't exist will cause an error
Merge branch 'master' into develop
Document maintenance
Fix #6: using `$window.addEventListener` to avoid the jQuery-specific `event.originalEvent`