to avoid producing different results on different file systems
-> better diffs

helps reducing weird error messages.

Changed label for gii generated form [skip ci]

Code style ultra-minimum-fix [skip ci]

fixes #775

fixes #774

Fix function argument

```php
normalizeItems($items, &$active)
```
Qiang use
```php
$items[$i]['items'] = $this->...

GroupDependency::generateDependencyData typo fix

Fix typo

charset

Update caching.md

Update installation.md

Update apps-basic.md

Update apps-advanced.md

document roots and composer folder params

update path document root

Login url fix when called from a module [skip ci]

fixes #33