add nuget dependency

BeckmanComms.Api.DataTransferObjects/BeckmanComms.Api.DataTransferObjects.nuspec

@@ -2,7 +2,7 @@
 <package xmlns="http://schemas.microsoft.com/packaging/2012/06/nuspec.xsd">
   <metadata>
     <id>BeckmanComms.Api.DataTransferObjects</id>
-    <version>2.0.0-alpha03</version>
+    <version>2.0.0-alpha04</version>
     <title>Beckman API Data Transfer Objects</title>
     <authors>areynold</authors>
     <owners>Beckman Institute; University of Illinois</owners>
@@ -11,6 +11,10 @@
     <description>Model classes for use with the Beckman Institute web API.</description>
     <summary>Model classes for use with the Beckman Institute web API.</summary>
     <releaseNotes>
+      2.0.0-alpha04:
+      * Add DTOs for Event and Calendar API v2.
+      * Update copyright.
+
       2.0.0-alpha03:
       * Use decimal instead of double for DishDto prices.
 
@@ -41,18 +45,21 @@
       0.0.1:
       * Package initial v1, v2 data transfer objects.
     </releaseNotes>
-    <copyright>Copyright 2017, University of Illinois Board of Trustees</copyright>
+    <copyright>Copyright 2018, University of Illinois Board of Trustees</copyright>
     <language>en-US</language>
     <tags>mvc, dto, api, beckman, uiuc, illinois</tags>
     <dependencies>
       <group targetFramework=".NETFramework4.6">
         <dependency id="System.Xml.XmlSerializer" version="4.3.0" />
+        <dependency id="System.ComponentModel" version="4.3.0" />
       </group>
       <group targetFramework=".NETFramework4.5">
         <dependency id="System.Xml.XmlSerializer" version="4.3.0" />
+        <dependency id="System.ComponentModel" version="4.3.0" />
       </group>
       <group targetFramework=".NETStandard1.4">
         <dependency id="System.Xml.XmlSerializer" version="4.3.0" />
+        <dependency id="System.ComponentModel" version="4.3.0" />
       </group>
     </dependencies>
   </metadata>