Added error handling.
Added possibility to reload the tags list in `<rbs-tag-selector/>` by clicking the Shift key.
Fixed Document.meta() method.
Model information are now loaded in every Editor, and available as `scope.modelInfo`.
Fixed correction issue: when no modified properties, correction is now filed.
Fixed Document update (PUT) when using corrections: document result does not contain the correction, as when reading the Document (GET).
* Added Utils.removeCorrection() and Utils.applyCorrection().
* Fixed Utils.makeUrl() to properly encode query string parameters. Dates are converted into ISO8601 format using 'moment'.
* Removed REST.resourceAction() and REST.resourceActionThenReload() methods ('resourceaction' namespace does not exist anymore on the server side).
* Added REST.executeTask() to execute Tasks (workflow) on Documents.
* Refactoring in Correction management.
Fixed 'statusLabel' filter to use real localized status labels.
Added 'rbs-time-ago' directive. Basic usage: `<div rbs-time-ago="my.date.object"></div>`
Fixed Correction management.
Added 'Rbs/PublishableModels' REST action and a Directive to allow selection of a Model from this list.
Merge pull request #288 from fredericbonjour/Admin

Fixed Correction management.