* added global project make file

git-svn-id: https://scm.blissgarden.org/svn/lima/trunk@28 45c4679d-1946-429d-baad-37912b19538b

Makefile

+.PHONY: common hardware camera
+
+all: common hardware control camera
+
+common:
+	make -C common
+
+hardware:
+	make -C hardware
+
+control:
+
+camera:
+	make -C camera