Added a Makefile for colorful logos.

loga/color/.gitignore

 examples.pdf
 examples.sh
-Makefile

loga/color/Makefile

+all: eco-logo.pdf fsps-logo.pdf law-logo.pdf med-logo.pdf ped-logo.pdf phil-logo.pdf sci-logo.pdf fi-logo.pdf examples.pdf
+
+%.pdf: %.eps
+	epstopdf $<