reiser4: add module alias for 'reiser4' filesystem
Merge branch 'reiser4-3.2' into reiser4-3.3
Merge branch 'reiser4-3.3' into reiser4-3.4
Merge branch 'reiser4-3.4' into reiser4-3.5
Merge branch 'reiser4-3.5' into reiser4-3.6
Merge branch 'reiser4-3.6' into reiser4-3.7
reiser4: support user namespaces and kuid_t/kgid_t.