Update the releasetest.tcl script so that it can run multiple tests in

parallel in separate processes.

FossilOrigin-Name: e3de82919d6f7ef5c2c5ab9a932a480604856950

diff --cc manifest
index b6295df2c182e759377407232f3a480265f29ce5,7f5cecce2f53da68bbfa73ddc2102a0d0ee53fe9..82a203af511fa90731d860b00ec6a495815f0416
--- 1/manifest
--- 2/manifest
+++ b/manifest
@@@ -1,5 -1,5 +1,5 @@@
- C On\sunix,\sif\sa\sfile\sis\sopened\svia\sa\ssymlink,\screate,\sread\sand\swrite\sjournal\sand\swal\sfiles\sbased\son\sthe\sname\sof\sthe\sactual\sdb\sfile,\snot\sthe\ssymlink.
- D 2015-11-02T15:08:56.877
 -C Further\senhancement\sand\sa\sbit\sof\scleanup.
 -D 2015-11-03T06:23:33.220
++C Update\sthe\sreleasetest.tcl\sscript\sso\sthat\sit\scan\srun\smultiple\stests\sin\s\nparallel\sin\sseparate\sprocesses.
++D 2015-11-03T14:49:35.919
  F Makefile.in 4469ed8b02a9934fea9503d791165367d19db2f7
  F Makefile.linux-gcc 7bc79876b875010e8c8f9502eb935ca92aa3c434
  F Makefile.msc 702d3e98f3afc6587a78481257f3c4c900efc3a4
@@@ -1398,7 -1397,7 +1398,8 @@@ F tool/vdbe_profile.tcl 246d0da094856d7
  F tool/warnings-clang.sh f6aa929dc20ef1f856af04a730772f59283631d4
  F tool/warnings.sh 48bd54594752d5be3337f12c72f28d2080cb630b
  F tool/win/sqlite.vsix deb315d026cc8400325c5863eef847784a219a2f
- P db319a035feeb6f8fcd04f90fb10cd4b06e68184 c7c8105099c0412ac6c605f98987092c10bde57c
- R d67684ec76cb9980f2fad9cc50640002
- U dan
- Z f0eb56e4c62ba83d5d97aac57baaa5e0
 -P e457c615647a5bacb32d7d1d9ddfcfb0c7d56e82
 -R 12eec2478f572b441249fa0b7ba8f658
 -U mistachkin
 -Z 3f7ea4357401426e1a05712401cf1f9e
++P 6d5ce3ede4c7038c19a77268a5a7b9d5650933c2 0d8b59783e0a84bc59661b3469e1ca1b1fa90c71
++R 8a201b5bd814ee8b7a884b9405d8d10a
++T +closed 0d8b59783e0a84bc59661b3469e1ca1b1fa90c71
++U drh
++Z b983fd166efa43546f60974df0033637

diff --cc manifest.uuid
index 75787377436265760bc0081bb71113795030c9f4,480a279558fcc41a0eb8da422b2fcc75bd6019f3..c3c83660e84eddbe57ba9b90b72fdfa142180b3d
--- 1/manifest.uuid
--- 2/manifest.uuid
+++ b/manifest.uuid
@@@ -1,1 -1,1 +1,1 @@@
- 6d5ce3ede4c7038c19a77268a5a7b9d5650933c2
 -0d8b59783e0a84bc59661b3469e1ca1b1fa90c71
++e3de82919d6f7ef5c2c5ab9a932a480604856950