update FuelPHP.gitignore

FuelPHP.gitignore

@@ -1,2 +1,21 @@
-fuel/app/logs/*/*/*
-fuel/app/cache/*/*
+# the composer package lock file and install directory
+# Commit your application's lock file http://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file
+# You may choose to ignore a library lock file http://getcomposer.org/doc/02-libraries.md#lock-file
+# /composer.lock
+/fuel/vendor
+
+# the fuelphp document
+/docs/
+
+# you may install these packages with `oil package`.
+# http://fuelphp.com/docs/packages/oil/package.html
+# /fuel/packages/auth/
+# /fuel/packages/email/
+# /fuel/packages/oil/
+# /fuel/packages/orm/
+# /fuel/packages/parser/
+
+# dynamically generated files
+/fuel/app/logs/*/*/*
+/fuel/app/cache/*/*
+/fuel/app/config/crypt.php