[Frontend] Markup and CSS mods to clean up form elements display

WTD-610
CSS and markup mods principally focused on selects, checkboxes and composite controls;
Cleaned up positioning and formatting in .l-result area of query form bottom;
Removed display of view type when only a single view available for an object in switcher.html

Conflicts:
	platform/commonUI/general/res/css/theme-espresso.css
	vista/query/res/templates/channel-query.html
	vista/query/res/templates/channel-selector.html
	vista/query/res/templates/evr-query.html

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

@@ -3,5 +3,5 @@
            name="mctControl"
            ng-model="ngModel[field]"
            ng-disabled="ngDisabled">
-    <em>&nbsp;</em>
+    <em></em>
 </label>