Changes according to new API v2
dodanie testów jednostkowych v2
Changes according to new API v2
Revert "Changes according to new API v2"

This reverts commit 61e4f863013c8ebec73dd0d9f83ff44be50d349b.
Revert "Changes according to new API v2"

This reverts commit 61e4f863013c8ebec73dd0d9f83ff44be50d349b.
return value fix for OpenPayU_Http::delete
Revert "Changes according to new API v2"

This reverts commit 61e4f863013c8ebec73dd0d9f83ff44be50d349b.
Fixed bug in Util class
Changes for new PayU Api v2 Public
Changes for OpenPayU 2.0
Changes in README.md file
Added links to examples files
Fix for OpenPayU_Util::getRequestHeaders()
Added changelog, projekct cleaning
Touched README.MD
Release OpenPayU SDK 2.0. Merge branch 'DEV'

Conflicts:
	examples/config.php
	examples/v2/order/CardTokenOrderCreateRequest.php
	examples/v2/order/CardTransparentOrderCreateRequest.php
	examples/v2/order/TransparentOrderCreateRequest.php