Merge pull request #1 from 66Ton99/master

Updated up to API v0.3.0
prepare release.
switch master to 0.4-dev.
Fixed dependency
Merge pull request #2 from 66Ton99/master

Minor fixes
remove ApiAwareActionInterface
rename PaymentInstruction to PaymentDetails.
use HttpException
prepare release 0.4
switch master to 0.5
make changes to compare other payum's lib.
Update phpunit.xml.dist
stable 0.5
master 0.6-x now
Merge pull request #1 from Payum/master

Update 5.x