Changed theme of website to gray navbar and blue footer

Added InGenius and Accenture as patrons
Cleaned up repo

Author: Irusha Vidanamadura

css/bootstrap.css

@@ -3138,7 +3138,7 @@ fieldset[disabled] .btn-default.active {
 }
 .btn-primary:hover {
   color: #ffffff;
-  background-color: #1a242f;
+  background-color: #004c72;
   border-color: #161f29;
 }
 .btn-primary:active,
@@ -7062,4 +7062,4 @@ a.list-group-item-danger.active:focus {
 }
 .popover {
   color: #2c3e50;
-}
+}