Merge branch 'chapter/spanningtree' into develop

* chapter/spanningtree:
  spanningtree.tex: Added codeblock showing STP Bridge ID Frame
  structure.tex: fixing \lstdefinestyle{mystyle}{}
  Commited report version 0.1.0

chapter/section/spanningtree.tex

@@ -377,3 +377,9 @@ It is the network admins job to propagate an even configuration to all switches
 
 \fig{spanningtree/mstregions2}{mstregions2}{MST Regions vlans mapped to different instances.}
 
+\begin{lstlisting}[language=TeX,numbers=none,frame=trBL,frameround=fttt,backgroundcolor=\color{white}]
++----------+-----------+---------+
+| Bridge   | Extended  | MAC     |
+| priority | system ID | Address |
++----------+-----------+---------+
+\end{lstlisting}

structure.tex

@@ -5,7 +5,7 @@
 \usepackage{geometry}
 \usepackage{listings}
 \usepackage{color}
-\usepackage[usenames,dvipsnames]{xcolor}
+\usepackage[usenames,dvipsnames,svgnames]{xcolor}
 \usepackage{graphicx}
 \usepackage[numbers,square,sectionbib,comma,nonamebreak,elide]{natbib}
 \usepackage{float}
@@ -82,22 +82,29 @@
 
 
 \lstdefinestyle{mystyle}{
+    language=TeX,
     backgroundcolor=\color{backcolour},
-    commentstyle=\color{codegreen},
+    commentstyle=\color{codegreen}\ttfamily,
     keywordstyle=\color{magenta},
     numberstyle=\tiny\color{codegray},
     stringstyle=\color{codepurple},
-    basicstyle=\footnotesize,
+    basicstyle=\scriptsize\ttfamily,
     breakatwhitespace=false,
     breaklines=true,
     captionpos=b,
     keepspaces=true,
     numbers=left,
-    numbersep=5pt,                  
     showspaces=false,
     showstringspaces=false,
     showtabs=false,
-    tabsize=4
+    tabsize=4,
+    abovecaptionskip=5em,
+    aboveskip=3em,
+    belowcaptionskip=5em,
+    belowskip=3em,
+    upquote=true,
+    numbersep=8pt,
+    rulecolor=\color{black},
 }