Add Regex isCaseSensitive and isMultiLine to the service protocol and Observatory.

runtime/observatory/lib/src/elements/instance_view.html

 <link rel="import" href="../../../../packages/polymer/polymer.html">
 <link rel="import" href="class_ref.html">
 <link rel="import" href="error_view.html">
 <link rel="import" href="eval_box.html">
 <link rel="import" href="eval_link.html">
 <link rel="import" href="field_ref.html">
 <link rel="import" href="function_ref.html">
 <link rel="import" href="inbound_reference.html">
 <link rel="import" href="instance_ref.html">
 <link rel="import" href="observatory_element.html">
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         <template if="{{ instance.isRegExp }}">
           <div class="memberList">
             <div class="memberItem">
               <div class="memberName">pattern</div>
               <div class="memberValue">
                 <any-service-ref ref="{{ instance.pattern }}"></any-service-ref>
               </div>
             </div>
             <div class="memberItem">
+              <div class="memberName">isCaseSensitive</div>
+              <div class="memberValue">{{ instance.isCaseSensitive }}</div>
+            </div>
+            <div class="memberItem">
+              <div class="memberName">isMultiLine</div>
+              <div class="memberValue">{{ instance.isMultiLine }}</div>
+            </div>
+            <div class="memberItem">
               <div class="memberName">oneByteFunction</div>
               <div class="memberValue">
                 <any-service-ref ref="{{ instance.oneByteFunction }}"></any-service-ref>
               </div>
             </div>
             <div class="memberItem">
               <div class="memberName">twoByteFunction</div>
               <div class="memberValue">
                 <any-service-ref ref="{{ instance.twoByteFunction }}"></any-service-ref>
               </div>
@@ skipping 45 matching lines @@
           <source-inset location="{{ instance.function.location }}"></source-inset>
         </template>
       </div>
 
     </template>
     <view-footer></view-footer>
   </template>
 </polymer-element>
 
 <script type="application/dart" src="instance_view.dart"></script>