[Frontend] Add number input

Fixes #1628
Add template and bundle info for numberfield;
Styling in general and toolbar contexts;

platform/forms/res/templates/controls/numberfield.html

@@ -0,0 +1,34 @@
+<!--
+ Open MCT, Copyright (c) 2014-2017, United States Government
+ as represented by the Administrator of the National Aeronautics and Space
+ Administration. All rights reserved.
+
+ Open MCT is licensed under the Apache License, Version 2.0 (the
+ "License"); you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+ http://www.apache.org/licenses/LICENSE-2.0.
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ License for the specific language governing permissions and limitations
+ under the License.
+
+ Open MCT includes source code licensed under additional open source
+ licenses. See the Open Source Licenses file (LICENSES.md) included with
+ this source code distribution or the Licensing information page available
+ at runtime from the About dialog for additional information.
+-->
+<span class='form-control shell'>
+    <span class='field control {{structure.cssClass}}'>
+        <input type="number"
+               ng-required="ngRequired"
+               ng-model="ngModel[field]"
+               ng-blur="ngBlur()"
+               ng-pattern="ngPattern"
+               min="{{structure.min}}"
+               max="{{structure.max}}"
+               step="{{structure.step}}"
+               name="mctControl">
+    </span>
+</span>