Removing duplicated docker push commands.

Author: diemol

Makefile

@@ -170,7 +170,6 @@ release: tag_major_minor
 	docker push $(NAME)/node-chrome-debug:$(VERSION)
 	docker push $(NAME)/node-firefox-debug:$(VERSION)
 	docker push $(NAME)/standalone-chrome:$(VERSION)
-	docker push $(NAME)/standalone-chrome:$(VERSION)
 	docker push $(NAME)/standalone-firefox:$(VERSION)
 	docker push $(NAME)/standalone-chrome-debug:$(VERSION)
 	docker push $(NAME)/standalone-firefox-debug:$(VERSION)
@@ -182,7 +181,6 @@ release: tag_major_minor
 	docker push $(NAME)/node-chrome-debug:$(MAJOR)
 	docker push $(NAME)/node-firefox-debug:$(MAJOR)
 	docker push $(NAME)/standalone-chrome:$(MAJOR)
-	docker push $(NAME)/standalone-chrome:$(MAJOR)
 	docker push $(NAME)/standalone-firefox:$(MAJOR)
 	docker push $(NAME)/standalone-chrome-debug:$(MAJOR)
 	docker push $(NAME)/standalone-firefox-debug:$(MAJOR)
@@ -194,7 +192,6 @@ release: tag_major_minor
 	docker push $(NAME)/node-chrome-debug:$(MAJOR).$(MINOR)
 	docker push $(NAME)/node-firefox-debug:$(MAJOR).$(MINOR)
 	docker push $(NAME)/standalone-chrome:$(MAJOR).$(MINOR)
-	docker push $(NAME)/standalone-chrome:$(MAJOR).$(MINOR)
 	docker push $(NAME)/standalone-firefox:$(MAJOR).$(MINOR)
 	docker push $(NAME)/standalone-chrome-debug:$(MAJOR).$(MINOR)
 	docker push $(NAME)/standalone-firefox-debug:$(MAJOR).$(MINOR)
@@ -206,7 +203,6 @@ release: tag_major_minor
 	docker push $(NAME)/node-chrome-debug:$(MAJOR_MINOR_PATCH)
 	docker push $(NAME)/node-firefox-debug:$(MAJOR_MINOR_PATCH)
 	docker push $(NAME)/standalone-chrome:$(MAJOR_MINOR_PATCH)
-	docker push $(NAME)/standalone-chrome:$(MAJOR_MINOR_PATCH)
 	docker push $(NAME)/standalone-firefox:$(MAJOR_MINOR_PATCH)
 	docker push $(NAME)/standalone-chrome-debug:$(MAJOR_MINOR_PATCH)
 	docker push $(NAME)/standalone-firefox-debug:$(MAJOR_MINOR_PATCH)