CEC-371 Update car ECUs display (#78)

* Clean up className styles
Update car status page to show update and ECUs

* Add update ecu version button
Show all ECUs on car status page
Only show car ecus for search

src/components/Controls/SearchField/index.jsx

@@ -30,7 +30,7 @@ const SearchField = (props) => {
   };
 
   return (
-    <FormControl className={clsx(classes.margin, classes.textField)}>
+    <FormControl className={clsx(classes.margin, classes.fullWidth)}>
       <InputLabel htmlFor="search">Search</InputLabel>
       <Input
         id="search"