Unpin client versions for automated tests. Java and Pika remain pinned.

Makefile

@@ -33,13 +33,16 @@ all:
 test: dotnet/.ok erlang/.ok java/.ok python/.ok php/.ok ruby/.ok
 	RUBYVER=$(RUBYVER) python test.py
 
+RABBITVER:=`curl -s http://www.rabbitmq.com/releases/bundles/|sed -n 's|.*folder.gif.*href="v\(.*\)/">.*|\1|p'|tail -n 1`
 R=http://www.rabbitmq.com/releases
+
+DVER=$(RABBITVER)
 dotnet/.ok:
 	(cd dotnet && \
 		mkdir lib && \
 		cd lib && \
-		wget -c $(R)/rabbitmq-dotnet-client/v2.4.1/rabbitmq-dotnet-client-2.4.1-dotnet-3.0.zip && \
-		unzip -q rabbitmq-dotnet-client-2.4.1-dotnet-3.0.zip && \
+		wget -c $(R)/rabbitmq-dotnet-client/v$(DVER)/rabbitmq-dotnet-client-$(DVER)-dotnet-3.0.zip && \
+		unzip -q rabbitmq-dotnet-client-$(DVER)-dotnet-3.0.zip && \
 		cd .. && \
 		for f in *.cs; do \
 			gmcs -r:lib/bin/RabbitMQ.Client.dll $$f; \
@@ -49,35 +52,38 @@ clean::
 	(cd dotnet && \
 		rm -rf .ok *.zip lib *.exe)
 
+EVER=$(RABBITVER)
 erlang/.ok:
 	(cd erlang && \
-		wget -c $(R)/plugins/v2.5.0/rabbit_common-2.5.0.ez \
-			$(R)/plugins/v2.5.0/amqp_client-2.5.0.ez && \
-		unzip -q rabbit_common-2.5.0.ez && \
-		ln -s rabbit_common-2.5.0 rabbit_common && \
-		unzip -q amqp_client-2.5.0.ez && \
-		ln -s amqp_client-2.5.0 amqp_client && \
+		wget -c $(R)/plugins/v$(EVER)/rabbit_common-$(EVER).ez \
+			$(R)/plugins/v$(EVER)/amqp_client-$(EVER).ez && \
+		unzip -q rabbit_common-$(EVER).ez && \
+		ln -s rabbit_common-$(EVER) rabbit_common && \
+		unzip -q amqp_client-$(EVER).ez && \
+		ln -s amqp_client-$(EVER) amqp_client && \
 		touch .ok)
 clean::
 	(cd erlang && \
 		rm -rf .ok *.ez amqp_client* rabbit_common*)
 
+JVER=2.4.1
 java/.ok:
 	(cd java && \
-		wget -c $(R)/rabbitmq-java-client/v2.4.1/rabbitmq-java-client-bin-2.4.1.zip && \
-		unzip -q rabbitmq-java-client-bin-2.4.1.zip && \
-		cp rabbitmq-java-client-bin-2.4.1/*.jar . && \
+		wget -c $(R)/rabbitmq-java-client/v$(JVER)/rabbitmq-java-client-bin-$(JVER).zip && \
+		unzip -q rabbitmq-java-client-bin-$(JVER).zip && \
+		cp rabbitmq-java-client-bin-$(JVER)/*.jar . && \
 		javac -cp rabbitmq-client.jar *.java && \
 		touch .ok)
 clean::
 	(cd java && \
 		rm -rf .ok *.jar *.class *.zip rabbitmq-java-client-bin*)
 
+PVER=0.9.5
 python/.ok:
 	(cd python && \
 		virtualenv venv && \
 		./venv/bin/easy_install pip && \
-		./venv/bin/pip install pika==0.9.5 && \
+		./venv/bin/pip install pika==$(PVER) && \
 		touch .ok)
 clean::
 	(cd python && \
@@ -94,6 +100,7 @@ clean::
 RUBYVER:=1.9
 GEMSVER=1.8.5
 TOPDIR:=$(PWD)
+RVER="~> 0.8.0.rc13"
 ruby/.ok:
 	(cd ruby && \
 		wget http://production.cf.rubygems.org/rubygems/rubygems-$(GEMSVER).tgz && \
@@ -102,7 +109,7 @@ ruby/.ok:
 		ruby$(RUBYVER) setup.rb --prefix=$(TOPDIR)/ruby/gems && \
 		cd .. && \
 		rm -r rubygems-$(GEMSVER).tgz rubygems-$(GEMSVER) && \
-		GEM_HOME=gems/gems RUBYLIB=gems/lib gems/bin/gem$(RUBYVER) install amqp --version "0.8.0.rc13" && \
+		GEM_HOME=gems/gems RUBYLIB=gems/lib gems/bin/gem$(RUBYVER) install amqp --version $(RVER) && \
 		touch .ok)
 clean::
 	(cd ruby && \