Fix incorrect javadoc
Fix incorrect javadoc

Methods:
	- getDynamicPackager(byte[] image)
	- getDynamicPackager(byte[] header, byte[] image)

allows overriding default packager on incoming messages, whereas
javadoc stated that on outgoing messages.

barspi/jPOS,jpos/jPOS,barspi/jPOS,jpos/jPOS,alcarraz/jPOS,alcarraz/jPOS,jpos/jPOS,alcarraz/jPOS,barspi/jPOS