revert host attributes ordering change optimization as it was not wor…

…th the trouble (barely measurable and more cumbersome impl).

polymer.html

@@ -80,10 +80,16 @@
       this._marshalInstanceEffects();
       // acquire instance behaviors
       this._marshalBehaviors();
-      // acquire initial instance attribute values
-      this._marshalAttributes();
+      /*
+      TODO(sorvell): It's *slightly() more efficient to marshal attributes prior 
+      to installing hostAttributes, but then hostAttributes must be separately
+      funneled to configure, which is cumbersome.
+      Since this delta seems hard to measure we will not bother atm.
+      */
       // install host attributes
       this._marshalHostAttributes();
+      // acquire initial instance attribute values
+      this._marshalAttributes();
       // top-down initial distribution, configuration, & ready callback
       this._tryReady();
     },

src/lib/base.html

@@ -59,6 +59,8 @@
 
     // reserved for canonical behavior
     attributeChangedCallback: function(name, oldValue, newValue) {
+      // TODO(sorvell): consider filtering out changes to host attributes
+      // note: this was barely measurable with 3 host attributes.
       this._attributeChangedImpl(name); // abstract
       this._doBehavior('attributeChanged', [name, oldValue, newValue]); // abstract
     },

src/micro/attributes.html

@@ -86,12 +86,6 @@
         if (!this.hasAttribute(n) && (n !== 'class')) {
           var v = attr$[n];
           this.serializeValueToAttribute(v, n, this);
-          // TODO(sorvell): this should not be in micro layer.
-          // if necessary, add this value to configuration...
-          if (!this._clientsReadied && this._propertyInfo[n] &&
-            (this._config[n] === undefined)) {
-            this._configValue(n, v);
-          }
         }
       }
     },