There are still bugs. At least posx, posy, pos and b_need_update are not
protected properly, but I don't have time.

A corner case occured if the mask were changed during initialization.

Close #2573

As advised on the forum, !/ is the standard separator for JAR protocol.

Report : http://forum.videolan.org/viewtopic.php?f=13&t=59425&p=198466#p198450

Signed-off-by: Christophe Mutricy <xtophe@videolan.org>

Signed-off-by: Christophe Mutricy <xtophe@videolan.org>

Signed-off-by: Christophe Mutricy <xtophe@videolan.org>

Signed-off-by: Christophe Mutricy <xtophe@videolan.org>

As they need git to be generated, you don't want them to disappear when you do make distclean in sources extracted from the tarball

Close #2754