working with multi-select generated for ng-repeat

[drneox]

was added currentModel (line 75) this reference to inputModel, but work independently for each selectors.

[tezcane]

+1 Also fixed my issue with the multi-select directive inside ng-repeat.

Unfortunately, it breaks dynamic updating of the inputModel at the same time, this no longer works: http://isteven.github.io/angular-multi-select/#/demo-dynamic-update