Merge pull request #14 from wagnert/master

Add default header initialization for servlet response
Add getBodyContent
Merge pull request #15 from larsroettig/master

Add getBodyContent
add getBodyContent
add unlinkBodyStream method
add unlinkBodyStream method
add setSessionName
add setSessionName
phpcs fixes
rename unlinkBodyStream to resetBodyStream
phpcs fixes
rename unlinkBodyStream to resetBodyStream
Merge pull request #16 from larsroettig/master

add getBodyContent