shelljs+0.8.4.patch

diff --git a/node_modules/shelljs/shell.js b/node_modules/shelljs/shell.js
index f9c6f36..64061b9 100644
--- a/node_modules/shelljs/shell.js
+++ b/node_modules/shelljs/shell.js
@@ -21,15 +21,38 @@ var common = require('./src/common');
 //@commands
 
 // Load all default commands
-require('./commands').forEach(function (command) {
-  require('./src/' + command);
-});
+require('./src/cat');
+require('./src/cd');
+require('./src/chmod');
+require('./src/cp');
+require('./src/dirs');
+require('./src/echo');
+require('./src/exec');
+require('./src/find');
+require('./src/grep');
+require('./src/head');
+require('./src/ln');
+require('./src/ls');
+require('./src/mkdir');
+require('./src/mv');
+require('./src/pwd');
+require('./src/rm');
+require('./src/sed');
+require('./src/set');
+require('./src/sort');
+require('./src/tail');
+require('./src/tempdir');
+require('./src/test');
+require('./src/to');
+require('./src/toEnd');
+require('./src/touch');
+require('./src/uniq');
+require('./src/which');
 
 //@
 //@ ### exit(code)
 //@
 //@ Exits the current process with the given exit `code`.
-exports.exit = process.exit;
 
 //@include ./src/error
 exports.error = require('./src/error');
@@ -42,7 +65,6 @@ exports.ShellString = common.ShellString;
 //@
 //@ Object containing environment variables (both getter and setter). Shortcut
 //@ to `process.env`.
-exports.env = process.env;
 
 //@
 //@ ### Pipes
diff --git a/node_modules/shelljs/src/common.js b/node_modules/shelljs/src/common.js
index 64fa2fb..3fce330 100644
--- a/node_modules/shelljs/src/common.js
+++ b/node_modules/shelljs/src/common.js
@@ -12,7 +12,7 @@ var shellMethods = Object.create(shell);
 exports.extend = Object.assign;
 
 // Check if we're running under electron
-var isElectron = Boolean(process.versions.electron);
+var isElectron = true
 
 // Module globals (assume no execPath by default)
 var DEFAULT_CONFIG = {
@@ -50,7 +50,6 @@ var state = {
 };
 exports.state = state;
 
-delete process.env.OLDPWD; // initially, there's no previous directory
 
 // Reliably test if something is any sort of javascript object
 function isObject(a) {
@@ -252,13 +251,9 @@ exports.expand = expand;
 
 // Normalizes Buffer creation, using Buffer.alloc if possible.
 // Also provides a good default buffer length for most use cases.
-var buffer = typeof Buffer.alloc === 'function' ?
-  function (len) {
-    return Buffer.alloc(len || config.bufLength);
-  } :
-  function (len) {
-    return new Buffer(len || config.bufLength);
-  };
+var buffer = function (len) {
+  return Buffer.alloc(len || config.bufLength);
+};
 exports.buffer = buffer;
 
 // Normalizes _unlinkSync() across platforms to match Unix behavior, i.e.