Fixes issue #446: automatically scroll to first error.
better auto scrolling.
Fixes issue #467: allow view file to be absent as long as the themed version exists.
\yii\widgets\Menu improvement
Merge pull request #469 from creocoder/menu-refactoring

\yii\widgets\Menu improvement
added missing default to getValue in boostrap tabs

fixes #465
Fixes issue #194: Added Application::catchAll.
Fixed build break.
updated transliteration (greek + russian + german + ukrainian) and removed dependency on ascii function
Merge branch 'upstream' into 364-toAscii

* upstream:
  Fixed build break.
  Fixes issue #194: Added Application::catchAll.
  added missing default to getValue in boostrap tabs
  \yii\widgets\Menu improvement
  Fixes issue #467: allow view file to be absent as long as the themed version exists.
  better auto scrolling.
  Fixes issue #446: automatically scroll to first error.
fix functionality, keep each function to do what it supposed to do