Sync FSX with FSFS:  Remerge (record-only unmerge + merge) r1555135 from
libsvn_fs_fs without conflicts.  This applies the EOL style fixes to the
rev_file.* files, which did not exist during the initial merge.

git-svn-id: https://svn.apache.org/repos/asf/subversion/trunk@1636612 13f79535-47bb-0310-9956-ffa450edef68