Update Issue 141

JSIP Issue https://java.net/jira/browse/JSIP-471

Fix + non regression test

(cherry picked from commit be6e0d7d08b397fca8d54b07aa985880e114c098)
Update Issue 141

JSIP Issue https://java.net/jira/browse/JSIP-471

Refactoring the SocketTimeoutAuditor to have only one instance of it instead of one per transport. Verified by customer

(cherry picked from commit 295069a57be2988658c966e8777eb8be978124b2)
Update Issue 141
JSIP Issue https://java.net/jira/browse/JSIP-471

Adding missing file

(cherry picked from commit da5f8e86ccce0bfbdb0044d241a47c6463c77e60)

Conflicts:
	src/gov/nist/javax/sip/stack/SocketTimeoutAuditor.java
Update Issue 142

JSIP Issue https://java.net/jira/browse/JSIP-473

Fix + non regression test

(cherry picked from commit ab0abc8088a178ac3996dd76fbe19287a7f9a2ae)

Conflicts:
	src/gov/nist/javax/sip/stack/SocketTimeoutAuditor.java
Fix bad merge in comments