Add test for various image types.

tests/ImageTypes/CMakeLists.txt

+cmake_minimum_required(VERSION 2.8)
+
+project(ImageTypes NONE)
+
+include(../../UseLATEX.cmake)
+
+add_latex_document(ImageTypes.tex
+  IMAGE_DIRS images
+  )

tests/ImageTypes/ImageTypes.tex

+\documentclass{article}
+
+\usepackage{graphicx}
+
+\begin{document}
+
+\fbox{\includegraphics[width=2in]{images/Circles}}
+SVG
+
+\fbox{\includegraphics[width=2in]{images/RainbowBar}}
+TIFF
+
+\fbox{\includegraphics[width=2in]{images/Cool2WarmBar}}
+GIF
+
+
+\end{document}

tests/ImageTypes/README

+This test exercises the ability to convert images of various types to those
+that LaTeX understands.  In particular, the more obscure image types should
+be placed here to make sure the conversion does not regress.

tests/ImageTypes/images/Circles.svg

+<?xml version="1.0" standalone="no"?>
+<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 20010904//EN"
+  "http://www.w3.org/TR/2001/REC-SVG-20010904/DTD/svg10.dtd">
+<svg width="362" height="218">
+  <circle cx="109" cy="109" r="109" fill="red"/>
+  <circle cx="253" cy="109" r="109" fill="blue"/>
+</svg>