Block hardness adaptions (issue #32). Lang files updated. Build utils enhanced to prepare code release for 1.13/1.14.

Makefile

@@ -6,24 +6,26 @@
 # Note for reviewers/clones: This file is a auxiliary script for my setup.
 # It's not needed to build the mod.
 #
-.PHONY: default init clean clean-all dist sync-main-repo sanatize update-json
-.PHONY: init-1.12 clean-1.12 clean-all-1.12 dist-1.12 sanatize-1.12
-.PHONY: init-1.13 clean-1.13 clean-all-1.13 dist-1.13 sanatize-1.13
+.PHONY: default init clean clean-all mrproper sanatize dist update-json sync-main-repo compare migrate-from-112
 
-default:	;	@echo "(You are not in a MC specific version directory)"
-clean: clean-1.12 clean-1.13
-clean-all: clean-all-1.13
-init: init-1.12 init-1.13
+default:	;	@echo "First change to specific version directory."
+init: default
+dist: default
 
-clean-1.12: 		; -@cd 1.12; make -s clean
-clean-1.13: 		; -@cd 1.13; make -s clean
-clean-all-1.12: ;	-@cd 1.12; make -s clean-all
-clean-all-1.13: ;	-@cd 1.13; make -s clean-all
-init-1.12:			; -@cd 1.12; make -s init
-init-1.13:			; -@cd 1.13; make -s init
-dist-1.12:			; @cd 1.12; make -s dist
-dist-1.13:			; @cd 1.13; make -s dist
-dist:           ; @echo "First change to specific version directory."
+clean:
+	-@cd 1.12; make -s clean
+	-@cd 1.13; make -s clean
+	-@cd 1.14; make -s clean
+
+clean-all:
+	-@cd 1.12; make -s clean-all
+	-@cd 1.13; make -s clean-all
+	-@cd 1.14; make -s clean-all
+
+mrproper:
+	-@cd 1.12; make -s mrproper
+	-@cd 1.13; make -s mrproper
+	-@cd 1.14; make -s mrproper
 
 update-json:
 	@echo "[main] Update update.json ..."
@@ -31,9 +33,18 @@ update-json:
 
 sanatize:
 	@cd 1.12; make -s sanatize
+	@cd 1.12; make -s port-languages
 	@cd 1.13; make -s sanatize
+	@cd 1.14; make -s sanatize
 	@make -s update-json
 
+compare:
+	@djs tasks.js compare-blockstates -v
+	@djs tasks.js compare-textures -v
+
+migrate-from-112:
+	@djs tasks.js migrate-textures -v
+
 # For reviewers: I am using a local repository for experimental changes,
 # this target copies the local working tree to the location of the
 # repository that you cloned.