Enter password twice for lock

Fixes #136

app/view/main/MainController.js

@@ -756,6 +756,18 @@ Ext.define('Rambox.view.main.MainController', {
 
 		var msgbox = Ext.Msg.prompt('Lock Rambox', 'Enter a temporal password to unlock it later', function(btnId, text) {
 			if ( btnId === 'ok' ) {
+				var msgbox2 = Ext.Msg.prompt('Lock Rambox', 'Repeat the temporal password', function(btnId, text2) {
+					if ( btnId === 'ok' ) {
+						if ( text !== text2 ) {
+							Ext.Msg.show({
+								 title: 'Warning'
+								,message: 'Passwords are not the same. Please try again...'
+								,icon: Ext.Msg.WARNING
+								,buttons: Ext.Msg.OK
+								,fn: me.lockRambox
+							});
+							return false;
+						}
 						// Google Analytics Event
 						ga_storage._trackEvent('Usability', 'locked');
 
@@ -817,6 +829,9 @@ Ext.define('Rambox.view.main.MainController', {
 						}).show();
 					}
 				});
+				msgbox2.textField.inputEl.dom.type = 'password';
+			}
+		});
 		msgbox.textField.inputEl.dom.type = 'password';
 	}