changes to global search filter:

- Added clear button to clear input
- changed submit to resize based on content

Change-Id: Ida69f961effc261dc44319ba8710d9b4349ba847
Signed-off-by: Michael Davis <michael.s.davis@ibm.com>
diff --git a/app/common/directives/log-search-control.html b/app/common/directives/log-search-control.html
index 09a393b..0e4136e 100644
--- a/app/common/directives/log-search-control.html
+++ b/app/common/directives/log-search-control.html
@@ -2,5 +2,8 @@
 <div class="content__search">
     <label for="content__search-input">Event Log Search</label>
     <input id="content__search-input" type="text" ng-model="customSearch" ng-keydown="doSearchOnEnter($event)"/>
-    <input id="content__search-submit" type="submit" class="btn btn-primary" value="Filter" ng-click="doSearchOnClick()"/>
+    <div class="search-submit__wrapper">
+		<button class="clear-input" ng-click="customSearch = ''">&#10005;</button>
+        <input id="content__search-submit" type="submit" class="btn btn-primary content__search-submit" value="Filter" ng-click="doSearchOnClick()"/>
+    </div>
 </div>
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