Create start-looking-ahead.md
Merge pull request #5374 from Benn/patch-1

[ci skip] Create French start-looking-ahead.md
Create structure-overview.md
Merge pull request #5377 from Benn/patch-1

[skip ci] Create French structure-overview.md
added test for web\User authTimeout
Fix translate
Merge pull request #5378 from marsuboss/fix-translate-fr

[skip ci] Fix translate
Translate Images
Fix translate
Merge pull request #5380 from marsuboss/translate-images

Translate Images
Merge pull request #5381 from marsuboss/patch-1

Fix translate
fix grammar, typo and translate conventions
Merge pull request #5384 from larnu/master

fix grammar, typo and translate conventions
Updated Greek translation.
Merge pull request #5386 from lourdas/master

Updated Greek translation.
translate routing and bootstrapping
removed app.php
finished guide on formatting
exclude BaseYii from message command
Merge pull request #5387 from larnu/master

translate routing and bootstrapping