Remove release artifacts from v1.0 branch

Author: jmikola

Makefile

@@ -1,4 +1,4 @@
-.PHONY: apigen composer test
+.PHONY: composer test
 
 COMPOSER_ARGS=update --no-interaction --prefer-source
 PHPUNIT_ARGS=--process-isolation
@@ -24,14 +24,3 @@ test: composer
 		echo >&2 "Cannot find phpunit; aborting."; \
 		false; \
 	fi
-
-release/%: release-log/%
-	@echo "Please run:"
-	@echo "    " git add RELEASE-$(*)
-	@echo "    " git commit -m \"Add $(*) release notes\"
-	@echo "    " git tag -a -m \"Release MongoDB library $(*)\" $(*)
-	@echo "    " git push REMOTE `git rev-parse --abbrev-ref HEAD`
-	@echo "    " git push REMOTE --tags
-
-release-log/%:
-	@git log --pretty=format:"%ad  %an  <%ae>%n%x09* %s%n" --date short --no-merges --since="$$(git show -s --format=%ad `git rev-list --tags --max-count=1`)" > RELEASE-$(*)