Add the ability to disable the push-down optimization using the 0x1000 bit

of SQLITE_TESTCTRL_OPTIMIZATIONS.  Also some documentation fixes and an
enhancement to ".eqp full" in the CLI.

FossilOrigin-Name: ae34edb7f4fa7b37a66cdf3a1d851980cb013e9abe72bdeca23e5323051e0646

diff --cc manifest
index 735c0d956ac3b4498af9c1c1ca0848bb7c9a930b,908f93c3b777a75e2b518cd8addfdb59c5f6ee3f..60a8849503133fda2a78333374c0ecc947b8a192
--- 1/manifest
--- 2/manifest
+++ b/manifest
@@@ -1,5 -1,5 +1,5 @@@
- C Minor\simprovements\sto\s".selecttrace".\s\sNo\schanges\sto\snon-debug\scode.
- D 2018-03-19T22:28:34.252
 -C Remove\sa\sdebugging\sstatement\saccidently\sleft\sin\s\ncheck-in\s[eddc35f3057e59fd]
 -D 2018-03-20T13:00:33.520
++C Add\sthe\sability\sto\sdisable\sthe\spush-down\soptimization\susing\sthe\s0x1000\sbit\s\nof\sSQLITE_TESTCTRL_OPTIMIZATIONS.\s\sAlso\ssome\sdocumentation\sfixes\sand\san\nenhancement\sto\s".eqp\sfull"\sin\sthe\sCLI.
++D 2018-03-20T13:26:03.966
  F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
  F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
  F Makefile.in 7016fc56c6b9bfe5daac4f34be8be38d8c0b5fab79ccbfb764d3b23bf1c6fff3
@@@ -1712,7 -1712,7 +1712,8 @@@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a9
  F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
  F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
  F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
- P 10e32204e1850354ff16fc052145726e903f87185a37f172831dddad1955184e
- R 012c6c14620983eaab087972d93c496b
 -P 427bbf318a28e827bf03d43c2912c8ad937dd52f829feaf7fe374093692ed61b
++P 03e541f606ead1a13e1084db88e168278c82a2ba72b18c89baafeab3141367b4 85a31557ac0d0401c1bf2e23a502dc2ea57d9b1bc23c01de693f5d3fe22d8341
+ R d3a1ae3cc198f0c3a9d536dfeb97a4db
++T +closed 85a31557ac0d0401c1bf2e23a502dc2ea57d9b1bc23c01de693f5d3fe22d8341
  U drh
- Z c34bb330da7e0cc04245a4c39fd98568
 -Z bda748e312ea59415f3538d4e402a9df
++Z 4e66c314e6b23501a920064c96634976

diff --cc manifest.uuid
index edc06f4488557a0d7edba29c8c3e87e38735c69b,a82fa52ae87f063e93b412d89b1b012ae0328aae..8d2a774496289640a5ee8a1dfd2d78fdd49daf46
--- 1/manifest.uuid
--- 2/manifest.uuid
+++ b/manifest.uuid
@@@ -1,1 -1,1 +1,1 @@@
- 03e541f606ead1a13e1084db88e168278c82a2ba72b18c89baafeab3141367b4
 -85a31557ac0d0401c1bf2e23a502dc2ea57d9b1bc23c01de693f5d3fe22d8341
++ae34edb7f4fa7b37a66cdf3a1d851980cb013e9abe72bdeca23e5323051e0646