Fixed branch in img path

Author: JakeGinnivan

README.md

@@ -1,4 +1,4 @@
-![Icon](https://raw.github.com/GitTools/GitTools.Core/master/GitTools_logo.png)
+![Icon](https://raw.github.com/GitTools/GitTools.Core/develop/GitTools_logo.png)
 
 GitTools.Core
 =============
@@ -11,4 +11,4 @@ GitTools.Core
 Core library for all git tools
 
 ## Icon
-[Network](https://thenounproject.com/term/network/60865/) by Lorena Salagre from the Noun Project
+[Network](https://thenounproject.com/term/network/60865/) by Lorena Salagre from the Noun Project