Remove unused variables, add return at end of files

Author: catarak

client/modules/IDE/components/ConsoleInput.jsx

@@ -1,5 +1,5 @@
 import PropTypes from 'prop-types';
-import React, { useState, useEffect } from 'react';
+import React from 'react';
 import CodeMirror from 'codemirror';
 import { Encode } from 'console-feed';
 

client/styles/components/_p5-contrast-codemirror-theme.scss

@@ -134,4 +134,4 @@ $p5-contrast-activeline: #999999;
 
 .cm-s-p5-contrast .CodeMirror-cursor {
   border-left: 1px solid $p5-contrast-white;
-}
+}

client/styles/components/_p5-dark-codemirror-theme.scss

@@ -141,4 +141,4 @@ $p5-dark-error: #df3a3d;
 
 .cm-s-p5-dark .CodeMirror-cursor {
   border-left: 1px solid $p5-dark-white;
-}
+}

client/styles/components/_p5-light-codemirror-theme.scss

@@ -134,4 +134,4 @@ $p5-light-activeline: rgb(207, 207, 207);
 
 .cm-s-p5-light .CodeMirror-cursor {
   border-left: 1px solid $p5-light-black;
-}
+}