Initial import of snmp4j 2.3.0
Ignore build output files
Remove the included tools
Accept a InetSocketAddress to UdpAddress
Remove all synchronous send methods on org.snmp4j.Snmp
Replace trap and inform sending with async versions
Remove synchronous methods from org.snmp4j.Session
Remove synchronous methods from org.snmp4j.uri.SnmpURI
Make org.snmp4j.util.TableUtils complete async
Comment out org.snmp4j.Snmp#discoverAuthoritativeEngineID until we know more about why the return of #send is ignored
Remove the no longer used org.snmp4j.Snmp.SyncResponseListener
Migrate to SLF4J instead of rolling a custom logging facade
Migrate all exception logging calls to match slf4j
Remove manual printing of stack traces
Fix some html docs
Fix some code style issues
Remove some redundant flow control
Organize imports
Replace size based empty check with call to #isEmpty
Remove unecessary fully qualified names