added a little padding for metric target editor rows, making tthem sligly heigher

src/css/less/grafana.less

@@ -271,7 +271,7 @@
 }
 
 .grafana-target-segment {
-  padding: 5px 7px;
+  padding: 8px 7px;
   display: inline-block;
   font-weight: normal;
   border-right: 1px solid @grafanaTargetSegmentBorder;
@@ -337,10 +337,11 @@ input[type=text].grafana-function-param-input {
   }
 
   a {
-    padding: 5px 7px;
+    padding: 8px 7px;
     position: relative;
-    top: 5px;
+    top: 8px;
     color: @grafanaTargetColor;
+    font-size: 16px;
 
     .grafana-target-hidden & {
       color: @grafanaTargetColorHide;
@@ -353,7 +354,7 @@ input[type=text].grafana-function-param-input {
 }
 
 input[type=text].grafana-target-text-input {
-  padding: 5px 7px;
+  padding: 8px 7px;
   border: none;
   margin: 0px;
   background: transparent;
@@ -367,8 +368,7 @@ input[type=text].grafana-target-segment-input {
   border-right: 1px solid @grafanaTargetSegmentBorder;
   margin: 0px;
   border-radius: 0;
-  height: 22px;
-  line-height: 22px;
+  padding: 8px 4px;
 }
 
 select.grafana-target-segment-input {
@@ -376,8 +376,8 @@ select.grafana-target-segment-input {
   border-right: 1px solid @grafanaTargetSegmentBorder;
   margin: 0px;
   border-radius: 0;
-  height: 30px;
-  line-height: 30px;
+  height: 36px;
+  padding: 8px 5px;
 }
 
 .grafana-target .dropdown {