Addition of a NuGet package with Id AngularJS.ngUpload
Added NuGet installation instruction to ReadMe.
Bug fixes and enhancement

* Bug Fix: Upload callback function resolution failure
* Enhancement: Additional callback-function boolean parameter to report status for uploads.
* Usage example added for both ASP.Net MVC and NodeJS
Brief release note for v0.1.1
Merge pull request #10 from adebisi-fa/master

Addition of ngUpload to NuGet package library, bug fixes, and feature enhancements.