ONOS-4359: continued work on theming UI
- changed spacing on table headers
- increased table header icon sizes a smidge
- modified 'play' glyph
- removed copyright from "partial" HTML snippets
- switched order of buttons on Intents View

Change-Id: I16967721ca0d22449f34b40ee2eb102d37ca12fd
(cherry picked from commit 772e688)
diff --git a/web/gui/src/main/webapp/app/view/app/app.css b/web/gui/src/main/webapp/app/view/app/app.css
index 5d83914..bd2d0c8 100644
--- a/web/gui/src/main/webapp/app/view/app/app.css
+++ b/web/gui/src/main/webapp/app/view/app/app.css
@@ -23,7 +23,7 @@
 }
 
 #ov-app div.ctrl-btns {
-    width: 260px;
+    width: 250px;
 }
 
 #ov-app form#inputFileForm,