Update Issue 172

Backport to TelScale Branch

Add more regression tests to cover more use cases and fix the
implementation as it should not be able to modify Contact
Header on OPTIONS requests(cherry picked from commit 83e6c28e6c5c153424b716069b124a4909309d80)
Fixing bad oddthesis repo
Fixes Issue 192
Fix classpath and compilation issues
Fixing classpath
Update Issue 189

Backport to TelScale branch

Add support for Tomcat 7 with Load Balancer only
(cherry picked from commit 76d05713ccef2386f52c62479193896be7f3d598)

Conflicts:
	pom.xml
Update Issue 189

Add support for Tomcat 6 with Load Balancer only
Bumping the versions
Update Issue 189

Add Doco for TelScale and add doco for the new congestion control mechanisms in TelScale
Fixes Issue 185

Backport to TelScale branch minus the WebRTC since it is not yet available in TelScale

update intro chapter with new text and images
(cherry picked from commit 274d186d7ef018ddf6b792675944aa998d4bc77a)

Conflicts:
	docs/sources/src/main/resources/en-US/Book_Info.xml
	docs/sources/src/main/resources/en-US/concept-chapter-ittsss-Introduction_to_the_SIP_Servlets_Server.xml
(cherry picked from commit 10b6f2a4fe875893c58b568fb4fada02e5609ef0)

Conflicts:
	docs/sources/src/main/resources/en-US/concept-chapter-ittsss-Introduction_to_the_SIP_Servlets_Server.xml