Add the SQLITE_DBCONFIG_RESET_DATABASE control for resetting a corrupt

database file without closing any database connections.  Added the
".dbconfig" command to the CLI.

FossilOrigin-Name: a200a49edeaca5a787a3036070f7ced3cb6e9495f8afe7b74d5cde02c79b20dc

diff --cc manifest
index 2c7add29f128bc9c1ea228bcc3237ac651391f64,c1c89e3df333e4965465e1937ad0565635e708f0..afe199c78d720710887d3f645df79bb7a86bc706
--- 1/manifest
--- 2/manifest
+++ b/manifest
@@@ -1,5 -1,5 +1,5 @@@
- C Prevent\sdeep\srecursions\son\snested\sCOLLATE\soperators.
- D 2018-04-28T04:16:43.197
 -C Add\sthe\sSQLITE_DBCONFIG_RESET_DATABASE\scontrol\sas\sa\sreplacement\sfor\nthe\sreset_database\spragma.\s\sResetting\sthe\sdatabase\sshould\sbe\shard\senough\nto\sdo\sthat\sit\scannot\sbe\sdone\sby\saccident.
 -D 2018-04-28T12:43:16.798
++C Add\sthe\sSQLITE_DBCONFIG_RESET_DATABASE\scontrol\sfor\sresetting\sa\scorrupt\ndatabase\sfile\swithout\sclosing\sany\sdatabase\sconnections.\s\sAdded\sthe\n".dbconfig"\scommand\sto\sthe\sCLI.
++D 2018-04-28T13:21:00.131
  F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
  F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
  F Makefile.in 5ce9343cba9c189046f1afe6d2bcc1f68079439febc05267b98aec6ecc752439
@@@ -1725,7 -1725,7 +1725,7 @@@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a9
  F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
  F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
  F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
- P de508e831a43f02c3b354a24ea34798da03c163bae5521c852c9ddd252723739
- R 8fd56e6836e3af3199f94071c5426607
 -P 94877e495c563f101b51cd8891ca7665c7aab87ff526157f1dc1781e0a2a5d87
++P 6e098ee415f1a530e17a942c9ba51d67c25a3ebff6b97377b7858d0b10bcec92 ff836cb8b0377c5970ecb2b797702e2b5d208eda443ecbd55f4c238a3094b28a
+ R edbc587ec4dfbdf46b4ab916ffe47e60
  U drh
- Z 830b9867ea719a4d0d43e83e413c3907
 -Z a8923b606a37e52c49b354dd2843de00
++Z 995979318a529c573ca1f05b93ed22e0

diff --cc manifest.uuid
index e414a124824c7156f7fe89ff3272926b8264c9f9,40baa607c492538d4b0e494a0a1f3d22012f5a84..d123b5ff6ba31a73e38ce620ee16394736b6ff2c
--- 1/manifest.uuid
--- 2/manifest.uuid
+++ b/manifest.uuid
@@@ -1,1 -1,1 +1,1 @@@
- 6e098ee415f1a530e17a942c9ba51d67c25a3ebff6b97377b7858d0b10bcec92
 -ff836cb8b0377c5970ecb2b797702e2b5d208eda443ecbd55f4c238a3094b28a
++a200a49edeaca5a787a3036070f7ced3cb6e9495f8afe7b74d5cde02c79b20dc