hg: openjfx/8/graphics/rt: Adding vi .swp files to .hgignore

[hang . vo]

Changeset: d045f3d461de
Author:    ddhill
Date:      2013-08-08 13:23 -0400
URL:       http://hg.openjdk.java.net/openjfx/8/graphics/rt/rev/d045f3d461de

Adding vi .swp files to .hgignore

! .hgignore