Add pandoc install for more compile/export formats

Run-Manuskript-from-Source-Code-on-Linux.md

@@ -63,14 +63,23 @@ MarkDown provides Manuskript export as HTML.
 
     sudo apt install python3-markdown
 
+# OPTIONAL PACKAGE INSTALLATION
+
+## Install Pandoc for more Compile/Export Formats
+
+To access additional compile/export formats, such as ePub, OpenDocument and DocX, install [Pandoc](https://pandoc.org/).
+
+    sudo apt install pandoc
+
+To access compile/export format PDF also install _texlive-latex-recommended_.
+
+    sudo apt install texlive-latex-recommended
+
 # MANUSKRIPT INSTALLATION
 
-The manuskript source code can be installed in one of two ways.  Choose one of the following options:
+The manuskript source code can be installed in one of two ways.  Choose one of the following options (A or B).
 
-  - [A: Source Code Zip File - _Stable Release_](#misczf)
-  - [B: Source Code Git Repository - _**develop** branch is most up-to-date_](#miscgr)
-
-## A: Download zip or tar.gz and Extract Source Code   <a id="misczf"></a>
+## A: Download zip or tar.gz and Extract Source Code
 
 Download an official **sources** release **zip** or **tar.gz** file.  
 Note that these are **NOT** the files with _-linux_, _-osx_, _-win32_, or _-windows_ in the filename.  
@@ -96,7 +105,7 @@ The above commands should create a _manuskript_ subdirectory.  Change into this
 
 If you performed option A, then skip past option B to the section titled EXECUTION.
 
-## B: Install Git and Clone Source Code   <a id="miscgr"></a>
+## B: Install Git and Clone Source Code
 
 The source code for **Manuskript** is managed with the _git_ distributed version control system, and hence we need git to be able to clone a copy of the source code.