Update
Port Fixes for rmuller/infomas-asl#14
Port Fixes for rmuller/infomas-asl#14
Check for null
Check for null
fixes a potential NullPointerException when session is destroyed
Merge pull request #1361 from klieber/topic/session-destroy-npe

Fixes a potential NullPointerException when session is destroyed
Add dummy implementation to prevent NPE when misused
Fixes #1363
Fixes #1360
Check if the socket is open
Fixes #1364
Fix wrong package name
Fix OSGI issue
Two more
Fix OSGI issue
Fixes #1365
Fixes #1366
Fix for #1367
Fixes #1368