Update donts.adoc

Deleted unneeded new line breaks.

src/docs/asciidoc/jme3/contributions/tonegodgui/donts.adoc

@@ -7,10 +7,10 @@
 ifdef::env-github,env-browser[:outfilesuffix: .adoc]
 
 
-Things that I suggest NOT doing when using this library: +
+Things that I suggest NOT doing when using this library: 
 
-.  Unnecessary nesting. +
-**  A panel is a window, not a generic container. 
+.  Unnecessary nesting.
+**  A panel is a window, not a generic container.
 **  Unless someone can give me a solid reason why I should reconsider this, there is NO need to create windows, panels, etc as anything but screen level components.  Otherwise, you are creating unnecessary overhead and limiting the potential of your UI. 
 
 g0d has spoken… well, t0neg0d has anyways. +