Improve JSON value rendering

src/views/head_layout.pug

@@ -7,6 +7,12 @@ mixin nav_item(name, displayName, href)
   li(class=((navigate && navigate.active === name) ? 'active' : ''))
     a(href=href) #{displayName}
 
+mixin json_value(value)
+  - if ((!!value ) && (value.constructor == Object || value.constructor == Array))
+      code(style='white-space: pre;')= JSON.stringify(value, null, 2)
+  - else
+      code= value
+
 doctype html
 html(lang='en')
   head

src/views/member_detail.pug

@@ -14,10 +14,7 @@ block net_content
       .col-sm-2
         a(href=('/controller/network/' + member.nwid + '/member/' + member.address + '/' + key)) #{key}:
       .col-sm-10
-        - if ((!!value ) && (value.constructor == Object || value.constructor == Array))
-            code #{JSON.stringify(value)}
-        - else
-            code #{value}
+        +json_value(value)
 
   a.btn.btn-default(href=('/controller/network/' + member.nwid + "#members") name='networks' role='button' style='margin-top: 10px;')
     | Members

src/views/network_detail.pug

@@ -123,13 +123,10 @@ block net_content
 
   h3#detail Detail for network
   each value, key in network
-    .row
+    .row(style='margin: 5px 0;')
       .col-sm-2
         a(href= network.nwid + '/' + key) #{key}:
       .col-sm-10
-        - if ((!!value ) && (value.constructor == Object || value.constructor == Array))
-            code #{JSON.stringify(value)}
-        - else
-            code #{value}
+        +json_value(value)
 
   a.btn.btn-default(href='/controller/networks' name='networks' role='button' style='margin-top: 10px;') Networks