Revert "changed the way prepare content splits the body. now should be a bit more memory efficient"
Revert "changed the way prepare content splits the body. now should be a bit more memory efficient"

This reverts commit 22efa81eeee126d91fa88666f4a1fc3db52bb4fe.

javabudd/php-amqplib,zinovyev/php-amqplib,ruicampos/php-amqplib,Gelembjuk/php52-amqplib,jeffreydwalter/php-amqplib,PepijnSenders/php-amqplib,sivarajan/videlalvaro,NickTaporuk/php-amqplib,LTD-Beget/php-amqplib,LTD-Beget/php-amqplib,chares-zhang/php-amqplib,CarsonF/php-amqplib,DawidMazurek/php-amqplib,php-amqplib/php-amqplib,jeffreydwalter/php-amqplib,postalservice14/php-amqplib,videlalvaro/php-amqplib,CarsonF/php-amqplib,Gelembjuk/php52-amqplib,PepijnSenders/php-amqplib,DawidMazurek/php-amqplib,RealSelf/php-amqplib,tomaj/php-amqplib,chares-zhang/php-amqplib,ruicampos/php-amqplib,NickTaporuk/php-amqplib,sivarajan/videlalvaro,revinate/php-amqplib,tomaj/php-amqplib,sivarajan/testing,sivarajan/testing,eexit/php-amqplib,RealSelf/php-amqplib,zinovyev/php-amqplib,javabudd/php-amqplib