Fixes and testing for class proxy

lib/couchrest/mixins/class_proxy.rb

@@ -51,7 +51,7 @@ module CouchRest
           elsif m.to_s =~ /^find_(by_.+)/
             view_name = $1
             if has_view?(view_name)
-              return find_first_from_view(view_name, *args) 
+              return first_from_view(view_name, *args) 
             end
           end
           super

spec/couchrest/class_proxy_spec.rb

@@ -60,6 +60,10 @@ describe "Proxy Class" do
     @us.first_from_view('by_title', 'bbb', :limit => 1)
   end
 
+  it "should allow dynamic view matching for single elements" do
+    @us.should_receive(:first_from_view).with('by_title', 'bbb')
+    @us.find_by_title('bbb')
+  end
 
   it "should yield" do
     things = []