hg: openjfx/8u-dev/rt: [SCENEBUILDER] Ignore transient file

[yves . joan]

Changeset: 41bbfc2cdc8d
Author:    yjoan
Date:      2014-08-26 11:08 +0200
URL:       http://hg.openjdk.java.net/openjfx/8u-dev/rt/rev/41bbfc2cdc8d

[SCENEBUILDER] Ignore transient file

! .hgignore