Added metadata retrieval.

+ Added some fixes to the popover display position.
+ Added a fix for scrolling when clicking a name for metadata.
+ Finalized metadata. More visual fixes and corrected naming.

Change-Id: I211e9595f29e6c41147e07dae3cb4a533b8b2555
diff --git a/client/catalog-dev/css/style.css b/client/catalog-dev/css/style.css
index 354a31d..484ba3e 100644
--- a/client/catalog-dev/css/style.css
+++ b/client/catalog-dev/css/style.css
@@ -233,3 +233,18 @@
 .navbar-brand {
   text-shadow: 1px 1px 1px black;
 }
+
+.popover {
+  max-width: none;
+}
+
+.popover-container {
+  position: relative;
+}
+
+.metaData {
+  width: 600px;
+  max-height: 800px;
+  word-wrap: normal;
+  overflow: auto;
+}