misc system overview changes

 - removed page header
 - rearranged server/bmc section content blocks to match designs
 - added view all event logs link
 - added priority color to severity label for events

Change-Id: If7ac335033a6b5032d52aa325953c823d6d6f35c
Signed-off-by: Michael Davis <michael.s.davis@ibm.com>
diff --git a/app/overview/styles/system-overview.scss b/app/overview/styles/system-overview.scss
index ac61aff..ad0ef29 100644
--- a/app/overview/styles/system-overview.scss
+++ b/app/overview/styles/system-overview.scss
@@ -9,8 +9,9 @@
 }
 .overview__metadata-block {
   list-style-type: none;
-  min-width: 45%;
+  min-width: 47%;
   margin-bottom: 1em;
+  margin-right: .7em;
   display: inline-block;
   white-space: normal;
   word-break: break-all;
@@ -18,12 +19,12 @@
     float: left;
   }
   @include mediaQuery(medium) {
-    margin-left: 1em;
+    margin-left: .8em;
   }
 }
 .overview__event-log {
   padding-top: 2em;
-  a {color: $black; text-decoration: none;}
+  .event__description {color: $black; text-decoration: none;}
   .control-check {display: none;}
   .accord-trigger {
     transform: rotate(0deg) translateY(-50%);
@@ -35,4 +36,7 @@
     width: 90%;
     padding-left: 1.4em;
   }
+  .event-log__single-event .event__description {
+    margin-left: 2.3em;
+  }
 }