Remap files array for Guzzle so it support multi-dimensional array [fixes #342]
updated changelog
updated c3.php to latest
screenshot tests fixed
Merge branch '2.0' of github.com:Codeception/Codeception into 2.0
build actor class recursively. Fix #1267
Client connector trait to convert request params and files into PHP format
Update 01-Introduction.md

Unpredicted sounds strange. Unpredictable is a better choice.
Merge pull request #1439 from ckbtovar/patch-1

[skip ci] Update 01-Introduction.md
fix #1409
Merge branch '2.0' of github.com:Codeception/Codeception into 2.0
fix #1379
fix #1408
updated changelog for strict mode
updated changelog for strict mode
updated changelog for strict mode
updated changelog for strict mode
Risky tests are supposed to be errors. Fix #1373
[WebDriver] throw exception if XPath is malformed
Revert "[WebDriver] throw exception if XPath is malformed"

This reverts commit 856988545d1c34429df135f743fdd14ffd5addfa.