Added accessibility classes to default inputs

Author: Michael Stramel

src/directives/decorators/bootstrap/default.html

@@ -1,5 +1,5 @@
 <div class="form-group" ng-class="{'has-error': hasError(), 'has-success': hasSuccess(), 'has-feedback': form.feedback !== false }">
-  <label class="control-label" ng-show="showTitle()">{{form.title}}</label>
+  <label class="control-label" ng-class="{'sr-only': showTitle()}">{{form.title}}</label>
 
   <input ng-show="form.key"
          type="{{form.type}}"
@@ -13,7 +13,8 @@
          schema-validate="form">
   <span ng-if="form.feedback !== false"
         class="form-control-feedback"
-        ng-class="evalInScope(form.feedback) || {'glyphicon': true, 'glyphicon-ok': hasSuccess(), 'glyphicon-remove': hasError() }"></span>
+        ng-class="evalInScope(form.feedback) || {'glyphicon': true, 'glyphicon-ok': hasSuccess(), 'glyphicon-remove': hasError() }"
+        aria-hidden="true"></span>
   <div class="help-block"
        ng-show="(hasError() && errorMessage(schemaError())) || form.description"
        ng-bind-html="(hasError() && errorMessage(schemaError())) || form.description"></div>

src/directives/decorators/bootstrap/readonly.html

@@ -1,5 +1,5 @@
 <div class="form-group">
-  <label ng-show="showTitle()">{{form.title}}</label>
+  <label ng-class="{'sr-only': showTitle()}">{{form.title}}</label>
   <input ng-if="form.type !== 'textarea'" type="text" disabled class="form-control" value="{{$$value$$}}">
   <textarea ng-if="form.type === 'textarea'"  disabled class="form-control">{{$$value$$}}</textarea>
   <div class="help-block" ng-show="form.description" ng-bind-html="form.description"></div>

src/directives/decorators/bootstrap/textarea.html

@@ -1,5 +1,5 @@
 <div class="form-group has-feedback" ng-class="{'has-error': hasError(), 'has-success': hasSuccess()}">
-  <label ng-show="showTitle()">{{form.title}}</label>
+  <label ng-class="{'sr-only': showTitle()}">{{form.title}}</label>
   <textarea class="form-control"
             sf-changed="form"
             placeholder="{{form.placeholder}}"