Feature #5157 - adding a new version of flowplayer.
(the old version is kept and is always used by <view:video .../>)

Conflicts:
	lib-core/src/main/java/com/silverpeas/form/displayers/VideoPlayer.java
Feature #5157 - upgrading tika API from 1.3 to 1.5 version
(adding flowplayer audio plugin)
(handling some new metadata on video and sounds)
(adding a new JSTL function : truncate that is able to truncate a string according to a specified length)
(adding a new JSTL function : handle time data)
(MSG sent date is now well read)
(fixing ids attribution of CRUD HTML TAGs)