test-rebase-base: clarify it is about the "--base" flag
It happened several times that people use `test-rebase-base.t` as a general
purposed test file for rebase. But it is intended to be only related to the
`--base` flag. This patch split, renamed the test, and added a note to
clarify.
Differential Revision: https://phab.mercurial-scm.org/D975
FROM fedora:20
RUN yum install -y \
gcc \
gettext \
make \
python-devel \
python-docutils \
rpm-build
# For creating repo meta data
RUN yum install -y createrepo