Fix #17 Hive logo shows a tooltip saying steem

src/app/assets/icons/hive.svg

 <?xml version="1.0" encoding="UTF-8"?>
 <svg width="30px" height="30px" viewBox="0 0 30 30" version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
     <!-- Generator: Sketch 47.1 (45422) - http://www.bohemiancoding.com/sketch -->
-    <title>steem</title>
-    <desc>Created with Sketch.</desc>
-    <defs></defs>
     <g id="Page-1" stroke="none" stroke-width="1" fill="none" fill-rule="evenodd">
         <g id="steem" fill-rule="nonzero" fill="#07DFB0">
             <g id="Group-9">