Improve copy

ui/src/data_explorer/components/QueryBuilder.js

@@ -122,17 +122,17 @@ const QueryBuilder = React.createClass({
 
   onChoose(item) {
     switch (item.text) {
-      case 'Query Builder':
+      case 'Help me build a query':
         this.handleAddQuery()
         break
-      case 'Query Editor':
+      case 'Type my own query':
         this.handleAddRawQuery()
         break
     }
   },
 
   renderAddQuery() {
-    const items = [{text: 'Query Builder'}, {text: 'Query Editor'}]
+    const items = [{text: 'Help me build a query'}, {text: 'Type my own query'}]
     return (
       <SimpleDropdown onChoose={this.onChoose} items={items} className="panel--tab-new">
         <span className="icon plus"></span>

ui/src/style/pages/data-explorer/query-builder.scss

@@ -115,9 +115,9 @@
     }
   }
   > .dropdown-menu {
-    width: 108px !important;
+    width: 145px !important;
     min-width: 108px !important;
-    max-width: 108px !important;
+    max-width: 145px !important;
   }
 }
 .panel--tab-new.open {
@@ -249,4 +249,4 @@ $query-builder--column-heading-height: 50px;
 .alert.alert-rawquery {
   border-color: $g6-smoke;
   color: $g12-forge;
-}
+}