Fix issues in compose and quickstart.sh (#1530)

* Chore(quickstart.sh):

Handle spaces in fonts name when calculating their md5 digest

* Chore(Makefile):

Change docker pull to docker-compose pull to read image from compose file

Makefile

@@ -499,7 +499,7 @@ start-tileserver: init-dirs build-style download-fonts
 	@echo "* "
 	@echo "***********************************************************"
 	@echo " "
-	docker pull maptiler/tileserver-gl
+	$(DOCKER_COMPOSE_COMMAND) pull tileserver-gl
 	@echo " "
 	@echo "***********************************************************"
 	@echo "* "

quickstart.sh

@@ -313,8 +313,7 @@ echo "--------------------------------------------------------------------------
 echo "====> : Inputs - Outputs md5sum for debugging "
 rm -f ./data/quickstart_checklist.chk
 {
-  find build -type f | sort | xargs md5sum
-  find data -type f | sort | xargs md5sum
+  find build data -type f -exec md5sum {} + | sort -k2
 } >> ./data/quickstart_checklist.chk
 cat ./data/quickstart_checklist.chk