Add couchbase with modifications, formalize broadcaster and make testable and some other stuff

spec/support/in_memory_q_counter.rb

@@ -0,0 +1,29 @@
+# This is a non thread safe replacement for the
+# couchbase counter mechanism since every test needs
+# a clean start and Hash#clear is soooo much faster than
+# a couchbase bucket flush
+class InMemoryQCounter
+  STORE = {}
+
+  def get(key)
+    STORE[key]
+  end
+
+  def set(key, value)
+    STORE[key] = value
+  end
+
+  def incr(key, options = {})
+    STORE[key] ||= options[:initial].to_i
+    STORE[key] += 1
+  end
+
+  def decr(key, options = {})
+    STORE[key] ||= options[:initial].to_i
+    STORE[key] -= 1
+  end
+
+  def flush
+    STORE.clear
+  end
+end