Add min height on dashboard

Author: bloft

html/template.html

@@ -86,7 +86,7 @@
 				<div role="tabpanel" class="tab-pane active" id="devices">
           <br />
           <div class="container-fluid">
-  		      <div class="row">
+  		      <div class="row" style="min-height: 600px">
 <!-- split:main1 -->
 
 <!-- split:sensor -->