* ampere-crud : splice accessor implemented to allow virtual/paged list modifications
* ampere-crud-paginator added
* ampere-crud-table : ordby disabled when add/new in progress
* transition actions returning an deferred : errors will be correctly handled.
* flash class wait added to display wait cursor only in case of a progress flash
* Projection.prototype.all : order of returned entries is guaranteeed to be the same as the input array