db: drop the obfuscation of database password

fill up the /etc/ovirt-engine/engine.conf.d/10-setup-database.conf
with all database parameters as distinct parameters, to ease future
read.

Change-Id: I1da760e32ddef238324fe9889c1675de518d0c64
Bug-Url: https://bugzilla.redhat.com/show_bug.cgi?id=958532
Signed-off-by: Alon Bar-Lev <alonbl@redhat.com>
frontend: RDP doesn't pass clipboard

This patch enables RDP clipboard passing.

Change-Id: I01a07345a45f344a3218860bde023532e40d46c4
Bug-Url: https://bugzilla.redhat.com/show_bug.cgi?id=909270
Signed-off-by: Frantisek Kobzik <fkobzik@redhat.com>
engine: Rename validation method for clarification

Change-Id: I9cecab62cd90cde99422aa91c372e58a30e0c9b4
Signed-off-by: Moti Asayag <masayag@redhat.com>