Update README.md

Author: unitycoder

README.md

@@ -1,2 +1,7 @@
 # UnityVisualStudioSnippets
 Unity API code snippets for VisualStudio
+
+# How To Use
+- Type 'snippets' in the Visual Studio QuickLaunch field to open snippets manager window
+- Then copy the folders from this repository into "My Snippets" folder (by default its "C:\Users\awesomeusername\Documents\Visual Studio 2015\Code Snippets\Visual C#\My Code Snippets"
+- Then in Visual Studio can type snippet like: dbl and press TAB TAB