Docs: Extra lags for non-black backgrounds are fixed

Docs/Configuration.tex

@@ -2126,8 +2126,7 @@ behaviour that does not go to any other sections
   \end{itemize}
 
   \emph{Note}: This option may not work well with \texttt{System} text renderer.
-  Setting a background different from black could help testing proper GOP functioning
-  but may slightly reduce performance.
+  Setting a background different from black could help testing proper GOP functioning.
 
 \item
   \texttt{PollAppleHotKeys}\\

Docs/Differences/Differences.tex

 \documentclass[]{article}
 %DIF LATEXDIFF DIFFERENCE FILE
 %DIF DEL PreviousConfiguration.tex   Sat Feb 15 19:18:47 2020
-%DIF ADD ../Configuration.tex        Sun Feb 16 07:18:51 2020
+%DIF ADD ../Configuration.tex        Sun Feb 16 09:35:07 2020
 
 \usepackage{lmodern}
 \usepackage{amssymb,amsmath}
@@ -2415,8 +2415,7 @@ behaviour that does not go to any other sections
   \end{itemize}
 
   \emph{\DIFadd{Note}}\DIFadd{: This option may not work well with }\texttt{\DIFadd{System}} \DIFadd{text renderer.
-  Setting a background different from black could help testing proper GOP functioning
-  but may slightly reduce performance.
+  Setting a background different from black could help testing proper GOP functioning.
 }
 
 \item