remove ruby from protocol gen (keybase#3299)

protocol/Makefile

@@ -28,12 +28,6 @@ go-build-stamp: avdl/*.avdl $(AVDLC) | config
 	(cd ../go/protocol && go fmt ./...)
 	date > $@
 
-# We no longer build an objc client
-# objc-build-stamp: build-stamp | config
-	# @ # Runs without generating files (to validate)
-	# ruby ./bin/objc.rb
-	# date > $@
-
 js/flow-types.js: build-stamp | config
 	@mkdir -p js/
 	node --harmony ./bin/flow.js
@@ -45,18 +39,13 @@ js/keybase_v1.js: build-stamp | config
 	node --harmony ./bin/js.js
 	cp ./js/keybase-v1.js ../shared/constants/types
 
-swift-build-stamp: build-stamp | config
-	@ # Runs without generating files (to validate)
-	ruby ./bin/swift.rb
-	date > $@
-
 clean:
 	rm -rf json/*.json js/*.js *build-stamp
 	$(AVDLC) -c -b -l go -o ../go/protocol avdl/*.avdl
 
 fmt:
 	@./fmt.sh
 
-build: fmt build-stamp go-build-stamp js/keybase_v1.js js/flow-types.js swift-build-stamp
+build: fmt build-stamp go-build-stamp js/keybase_v1.js js/flow-types.js
 
 .PHONY: test config

protocol/README.md

@@ -19,4 +19,3 @@ Install a recent version of build of nodejs:
 
     curl -sL https://deb.nodesource.com/setup_4.x | sudo -E bash -
     sudo apt-get install -y nodejs npm
-    gem install activesupport