- In the parent pom.xml, change tomcat version
- In the parent pom.xml, add a new variable to store the major version of tomcat (for the download)
- In the parent pom.xml, add a new variable to store the valve version
- Modify the pom.xml of bundle/tomcat to use the new variable for the major version of tomcat
- Modify the pom.xml of deploy/distrib to use the new variable for the valve version
- Update the server.xml with the server.xml of tomcat 7
BS-10202 : update the distrib project from bonita tomcat6 to tomcat 7

Remove the old bundles not used (glassfish & jonas)
Merge branch 'master' into 'BS-10196_Bundles_upgrade'
Merge branch 'BS-10196_Bundles_upgrade' into 'master'
Merge branch 'master' into 'BS-9425_StepContract'