no need to handle a separate makefile

Makefile

@@ -27,7 +27,7 @@ $(ZIPS_DIRS:dist-%=cm-custom-%.zip): cm-custom-%.zip : $(FILES_COMMON) $$(shell
 	rm -rf build-$*
 	cp -a dist-$* build-$*
 	cd build-$* && \
-		make && \
-		zip ../$@ $$(find . -type f ! -name Makefile)
+		sed -e '/__HEADER__/ {' -e 'r ../common/addon_head' -e 'd' -e '}' -i cm-data/*.addon && \
+		zip ../$@ $$(find . -type f)
 	rm -rf build-$*
 

dist-font/Makefile

@@ -1,2 +0,0 @@
-all:
-	sed -e '/__HEADER__/ {' -e 'r ../common/addon_head' -e 'd' -e '}' -i cm-data/*.addon

dist-google-more/Makefile

@@ -1,2 +0,0 @@
-all:
-	sed -e '/__HEADER__/ {' -e 'r ../common/addon_head' -e 'd' -e '}' -i cm-data/*.addon

dist-google/Makefile

@@ -1,2 +0,0 @@
-all:
-	sed -e '/__HEADER__/ {' -e 'r ../common/addon_head' -e 'd' -e '}' -i cm-data/*.addon

dist-std/Makefile

@@ -1,2 +0,0 @@
-all:
-	sed -e '/__HEADER__/ {' -e 'r ../common/addon_head' -e 'd' -e '}' -i cm-data/*.addon