[DEV] Revert "[DEV] UNIT_FLAG_MOUNT 0x00004000 // SideEffects"

This reverts commit 45751acf1516a334fb0f764bab977a8e347604df.

Signed-off-by: Salja <salja8840@gmail.com>
[DEV] Revert "[DEV] Fix failed assertions while playing with the Mac client."

This reverts commit 42b35e2ca0c6f0554ade9713a478ec43f4b57ac8.

Signed-off-by: Salja <salja8840@gmail.com>
[z2443] There is no unit flag for mounted state. it is already handled by client when UNIT_FIELD_MOUNTDISPLAYID is set.

Fix cmangos/issues#395
[z2444] Fix failed assertions while playing with the Mac client.

Some high opcodes don't exist in 1.x and were causing the Mac client to
display a failed assertion report to the user.
[z2445] Fix PostgreSQL bindings and add support to build directly with PostgreSQL instead of MySQL.