placeholder ammended in the search filed

src/templates/header.html

@@ -87,7 +87,7 @@
     <div class="center">
     <form action="/search" method="get" style="width:100%; margin-top:10px" class="style-1">
       <input type="text" name="value" size="100"
-             placeholder="block height, block hash, tx hash, tx payment id, tx public key, input key image or output public key ">
+             placeholder="blk height, blk hash, tx hash,tx payment id, encrypted payment id, tx public key, input key image or output public key ">
       <input type="submit" value="Search">
     </form>
     </div>