Add support for the sqlite3_hard_heap_limit64() interface and the

hard_heap_limit pragma.

FossilOrigin-Name: 6399c47ea89c5766274bd6abdc9b6a85fe5b7f6c1078972c2f58e624bae59b7c

diff --cc manifest
index aa4b9b9b28f8f24b3a170d21a7415f1bb2043362,50042c02755a06236df546f409831a2053e6c4b6..94f80612a071c6943148a9984da958b530cb61bd
--- 1/manifest
--- 2/manifest
+++ b/manifest
@@@ -1,5 -1,5 +1,5 @@@
- C New\stest\scases\sadded\sto\sfuzzdata8.db.
- D 2019-11-14T13:57:15.453
 -C Fix\sa\sbug\sin\sthe\shard_heap_limit\spragma\sso\sthat\sit\sreturns\sthe\snew\svalue\sof\nthe\shard_heap_limit,\snot\sthe\ssoft_heap_limit.\s\sChange\sSQLITE_MAX_MEMORY\sso\nthat\sit\sworks\sby\ssetting\sthe\sdefault\shard_heap_limit\svalue.
 -D 2019-11-14T17:46:32.327
++C Add\ssupport\sfor\sthe\ssqlite3_hard_heap_limit64()\sinterface\sand\sthe\nhard_heap_limit\spragma.
++D 2019-11-14T18:07:28.161
  F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
  F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
  F LICENSE.md df5091916dbb40e6e9686186587125e1b2ff51f022cc334e886c19a0e9982724
@@@ -1849,7 -1849,7 +1849,8 @@@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a9
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diff --cc manifest.uuid
index 2bfa2e34c9eb89b816cbeef0b743921b923a1b5e,f3cbd8d9ee9c3bcdae1f8b342b7361b179977b5a..a08cb8b4ca1e3abaa470969962f732d1e24e0b19
--- 1/manifest.uuid
--- 2/manifest.uuid
+++ b/manifest.uuid
@@@ -1,1 -1,1 +1,1 @@@
- 5baffcda7d5a42a99fa905faa834f14b94b1e2a26b5221f15d8ae8f1f5e3236a
 -33fd0c3abcad5555a150990a22d9c1bab99e79be01143fccb9fafc9b52cf92c8
++6399c47ea89c5766274bd6abdc9b6a85fe5b7f6c1078972c2f58e624bae59b7c