Replaced Catel dependency in nuspec

Author: GeertvanHorrik

deployment/NuGet/template/GitTools.Core/GitTools.Core.nuspec

@@ -24,7 +24,7 @@
 	<!--<iconUrl>http://www.catenalogic.com/catel.png</iconUrl>-->
 
     <dependencies>
-      <dependency id="Catel.Core" version="[replaced]" />
+      <dependency id="LibGit2Sharp" version="[replaced]" />
     </dependencies>
   </metadata>
 </package>