NXP-13874 move from en to en_US
NXP-14680: Update test due to upgrade of AntiSamy.
Revert "NXP-14680: Update test due to upgrade of AntiSamy."

This reverts commit 3fdb51c9219d9a0f6f559c8f57d1485606ca7fd6.

configuration with preserveSpace=true conf makes these changes unecessary
NXP-14672: move core tests from nuxeo-core-storage-sql-test to nuxeo-core-test
NXP-13805: upgrade jsf deps
NXP-14230: update a4j taglib url
NXP-13805: use specific 5.9.5-JSF2-SNAPSHOT version