STYLE: Remove unnecessary space before punctuation

Author: hjmjohnson

SoftwareGuide/Latex/DesignAndFunctionality/ImageMetrics.tex

@@ -190,7 +190,7 @@ \subsection{Mutual Information Metric}%
 \begin{equation}
 H(A,B)<H(A)+H(B).
 \end{equation}
-The difference is called Mutual Information : \( I(A,B) \)
+The difference is called Mutual Information: \( I(A,B) \)
 \begin{equation}
 I(A,B)=H(A)+H(B)-H(A,B)
 \end{equation}