NXP-14713: Fix issue in the input parameter of the operation.
NXP-14868: use constants from org.nuxeo.common.Environment
NXP-14230: update a4j taglib url
NXP-13805: use specific 5.9.6-JSF2-SNAPSHOT version
NXP-14222: use richfaces 4.5.0.Alpha3 - solve conflict on ehcache