Add the Cake.Curl addin

Author: ecampidoglio

addins/Cake.Curl.yml

@@ -0,0 +1,11 @@
+Name: Cake.Curl
+NuGet: Cake.Curl
+Prerelease: true
+Assemblies:
+- "/**/Cake.Curl.dll"
+Repository: https://github.com/ecampidoglio/Cake.Curl
+Author: Enrico Campidoglio
+Description: "A cross-platform add-in for Cake that allows to transfer files to and from remote URLs using curl."
+Categories:
+- curl
+- Deployment