added netbeans project folder to ignore list
refactored class
added argument checks
usage of final and diamond operator
added foreign device table maximum size checks
added better thread exit
moved initialization of fields to constructor
made arguments final
replaced exception classes and added logging
added exception handling
added device deletion and foreign device table tostring methods
added delete foreign device entry functionality to ip frame parser
fixed bvll lenght for delete registered device entry response
fixed bvll lenght for delete registered device entry response
added read foreign device table functions
fixed merge issue
fixed missing grace period on foreign device register
finalized local time variable
finalized some more fields
added check for ttl > 65535 (J.5.2.1)
moved packet length check to the beginning
added javadoc param
Merge pull request #1 from warhog/master

some refactorings of the bbmd classes