Sync'ing FSX with FSFS:
Record r1520421,1553051,1555227,1584229,1584374,1592428 as being already
merged from /subversion/libsvn_fs_fs into subversion/libsvn_fs_x.

These patches have either been ported manually before or are not applicable.

git-svn-id: https://svn.apache.org/repos/asf/subversion/trunk@1595665 13f79535-47bb-0310-9956-ffa450edef68
Sync'ing FSX with FSFS:
Merge r1548170,1560673 from /subversion/libsvn_fs_fs into
subversion/libsvn_fs_x. Conflicts were due naming differences between
FSX and FSFS.

These are rep-cache.db handling patches.

git-svn-id: https://svn.apache.org/repos/asf/subversion/trunk@1595667 13f79535-47bb-0310-9956-ffa450edef68
Sync'ing FSX with FSFS:
Merge r1546703,1554628,1590482 from /subversion/libsvn_fs_fs into
subversion/libsvn_fs_x. Conflicts were due naming differences between
FSX and FSFS.

These are pool usage patches such as introducing the two pool paradigm.

git-svn-id: https://svn.apache.org/repos/asf/subversion/trunk@1595672 13f79535-47bb-0310-9956-ffa450edef68
Sync'ing FSX with FSFS:
Merge r1577079 from /subversion/libsvn_fs_fs into subversion/libsvn_fs_x.
There were no conflicts.

This makes FSX use svn_sort__array instead of qsort.

git-svn-id: https://svn.apache.org/repos/asf/subversion/trunk@1595673 13f79535-47bb-0310-9956-ffa450edef68