Use strict mode everywhere to make sure Node v4 is compatible with ES6 features

Author: astorije

browser.js

@@ -1,3 +1,5 @@
+'use strict';
+
 /**
  * The default irc-framework interface for browsers
  * Usage: var IrcFramework = require('irc-framework/browser');

index.js

@@ -1,3 +1,5 @@
+'use strict';
+
 /**
  * The default irc-framework interface for nodejs
  * Usage: var IrcFramework = require('irc-framework');

src/channel.js

@@ -1,3 +1,5 @@
+'use strict';
+
 var _ = require('lodash');
 var DuplexStream = require('stream').Duplex;
 

src/client.js

@@ -1,3 +1,5 @@
+'use strict';
+
 var EventEmitter = require('eventemitter3');
 var _ = require('lodash');
 var MiddlewareHandler = require('middleware-handler');

src/commands/command.js

@@ -1,3 +1,5 @@
+'use strict';
+
 var _ = require('lodash');
 
 module.exports = IrcCommand;

src/commands/handler.js

@@ -1,3 +1,5 @@
+'use strict';
+
 var _ = require('lodash');
 var EventEmitter = require('eventemitter3');
 var irc_numerics = require('./numerics');

src/commands/handlers/channel.js

@@ -1,3 +1,5 @@
+'use strict';
+
 var _ = require('lodash');
 var Helpers = require('../../helpers');
 

src/commands/handlers/generics.js

@@ -1,3 +1,5 @@
+'use strict';
+
 /*
 
 Generic IRC events. Simply passing selected IRC params into javascript objects

src/commands/handlers/messaging.js

@@ -1,3 +1,5 @@
+'use strict';
+
 var _ = require('lodash');
 var util = require('util');
 

src/commands/handlers/misc.js

@@ -1,3 +1,5 @@
+'use strict';
+
 var _ = require('lodash');
 
 var handlers = {
@@ -204,7 +206,7 @@ module.exports = function AddCommandHandlers(command_controller) {
 function getChanListCache(that) {
     var cache = that.cache('chanlist');
 
-    // fix some IRC networks 
+    // fix some IRC networks
     if (!cache.channels) {
         cache.channels = [];
     }