remove broken link

docs/modules/ROOT/pages/jme3/build_from_sources.adoc

@@ -40,8 +40,6 @@ Now we need to get the engine source using the git client and build it locally.
 --
 NOTE: This is USER-SPECIFIC. My files are stored in `C:\Users\James\.m2\repository`
 
-link:https://gist.github.com/jayfella/12af46c2fc4650640652b69b84b3dd01[https://gist.github.com/jayfella/12af46c2fc4650640652b69b84b3dd01]
-
 .download.bat
 ----
 @echo off