Expanded README.md

I don't know if this is what you're looking for @unintendedbear references #1

Author: JJ

README.md

@@ -1,2 +1,12 @@
 # Muses-Developer-Guide
+
 Manual for users that may want to develop for the MUSES project at https://github.com/MusesProject.
+
+The user manual is [written in LaTeX](MUSESDevGuide.tex) just in case you want to contribute to it. To compile it,
+
+	pdflatex  MUSESDevGuide.tex
+    bibtex  MUSESDevGuide
+	pdflatex MUSESDevGuide.tex
+	pdflatex MUSESDevGuide.tex
+
+