Add README.md

Signed-off-by: Dylan Aïssi <dylan.aissi@collabora.com>

Makefile

 #!/usr/bin/make -f
 
 all:
-	pandoc -f markdown-implicit_figures AT10085_report.md -o AT10085_report.pdf
-	pandoc AT10085_report.md -o AT10085_report.html
+	pandoc -f markdown-implicit_figures README.md -o AT10085_report.pdf
+	pandoc README.md -o AT10085_report.html