Improved caching and reuse of JSON parses.

FossilOrigin-Name: df099ad713011b67b09cb1e5f0fa2e6b45f9cee0ce9d3c118c5dbca3563d20a5

diff --cc manifest
index 9e1a1f3698b4cc5c5e0110f68ae8a1b7b499133e,f0b7ab99fdf79ed6f169960e77bb8e0a75e4ec37..733e2b67d7ce9a353fa1f37fafb13dbab621417e
--- 1/manifest
--- 2/manifest
+++ b/manifest
@@@ -1,5 -1,5 +1,5 @@@
- C Remove\sthe\sbatch\sSQL\srunner\sfrom\sthe\sJS\sbuild's\s'all'\starget,\sas\sit's\slong-since\sunused\sand\sadds\snoticable\sbuild\stime.\sAdd\smakefile\scomments\sabout\sJSPI.
- D 2023-07-26T11:41:41.032
 -C Change\sthe\sdebugging\s"json_parse(X)"\sfunction\sso\sthat\sit\sshows\sa\smore\ncomplete\sdescription\sof\sthe\sJsonParse\sobject\son\sstandard\soutput\sand\sreturns\nthe\smimified\sJSON.\s\sFormer\sbehavior\swas\sto\sreturn\sthe\stext\sof\sa\sdecode\nof\sthe\saNode\sarray.
 -D 2023-07-26T13:17:43.116
++C Improved\scaching\sand\sreuse\sof\sJSON\sparses.
++D 2023-07-26T14:18:06.239
  F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
  F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
  F LICENSE.md df5091916dbb40e6e9686186587125e1b2ff51f022cc334e886c19a0e9982724
@@@ -2044,8 -2044,8 +2044,8 @@@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a9
  F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
  F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
  F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
- P 72dc3f8c3255186ec412412b685b0b51ddcd08240f2353ac742fc7da8c23568e
- R 9fd280b1c194f8e5991f01cbec9ff41b
- U stephan
- Z 790924414d34e6bddbbcb85cdb1bbe6d
 -P cd5fda8c2e354da7458b7c1a82ff18c5946f8dab16095bb0293bec57f6804f17
 -R ecfa3d900e8af899b83f6d4944c0b5ca
++P b8f708e35d4fa027d12089ac7c5589c36da5f68b98cf9792bb11276bf233a860 1bf85d4e388714a88f8940dcdec353c3e0267456697eff6963d34637912aecc9
++R 4ead394603f7f8681f2b78610f91baf6
+ U drh
 -Z 621bef24d346a4651dc554beab6ec135
++Z 10059ebb7f758db6698db2e49096384a
  # Remove this line to create a well-formed Fossil manifest.

diff --cc manifest.uuid
index 70d28d9e10f105bea2c8661263bb6043ae46dd64,fa90aa429f6116aabe2d2aa7c4da1eda6830fbce..0a84d5e62afaffb0ff6ba69588ffed4704b45343
--- 1/manifest.uuid
--- 2/manifest.uuid
+++ b/manifest.uuid
@@@ -1,1 -1,1 +1,1 @@@
- b8f708e35d4fa027d12089ac7c5589c36da5f68b98cf9792bb11276bf233a860
 -1bf85d4e388714a88f8940dcdec353c3e0267456697eff6963d34637912aecc9
++df099ad713011b67b09cb1e5f0fa2e6b45f9cee0ce9d3c118c5dbca3563d20a5