Set minimum height to icons at All Boards page.

Thanks to xet7 !

client/components/boards/boardsList.styl

@@ -33,13 +33,12 @@ $spaceBetweenTiles = 16px
     overflow: hidden;
     background-color: #999
     color: #f6f6f6
-    height: auto
+    min-height: 100px
     font-size: 16px
     line-height: 22px
     border-radius: 3px
     display: block
     font-weight: 700
-    min-height: 18px
     padding: 8px
     margin: ($spaceBetweenTiles/2)
     position: relative