revset: rename generationsrel() to generationssubrel() This highlights that this is an implementation of 'x#y[z]' relation subscript operator as opposed to 'x#y' relation operator. Differential Revision: https://phab.mercurial-scm.org/D8393

cat >> $HGRCPATH <<EOF
[extensions]
narrow=
[ui]
ssh=python "$RUNTESTDIR/dummyssh"
[experimental]
changegroup3 = True
EOF