Provide the BTREE_SEEK_EQ hint to the b-tree layer.

FossilOrigin-Name: 3c367004dab0a1a24d955482c97b0f2d84129ab6

diff --cc manifest
index 6ee57b552e2506432270069ee1090cab0063b5f9,a1897009ed52d69ee941fb12bebfe3094bb1d00a..fdb6dee09d8cdba821fe0f017b5b8fac226a5552
--- 1/manifest
--- 2/manifest
+++ b/manifest
@@@ -1,5 -1,5 +1,5 @@@
- C Fix\sa\sproblem\scausing\scollation\ssequence\snames\sto\sbe\sdequoted\smultiple\stimes\sunder\ssome\scircumstances.
- D 2015-03-20T08:43:59.683
 -C Fix\sto\sget\sSQLITE_SMALL_STACK\sworking\scorrectly\sagain\safter\sthe\sprevious\schange.
 -D 2015-03-20T16:34:49.236
++C Provide\sthe\sBTREE_SEEK_EQ\shint\sto\sthe\sb-tree\slayer.
++D 2015-03-20T16:54:29.996
  F Makefile.arm-wince-mingw32ce-gcc d6df77f1f48d690bd73162294bbba7f59507c72f
  F Makefile.in 88a3e6261286db378fdffa1124cad11b3c05f5bb
  F Makefile.linux-gcc 91d710bdc4998cb015f39edf3cb314ec4f4d7e23
@@@ -1246,7 -1246,7 +1246,8 @@@ F tool/vdbe_profile.tcl 67746953071a9f8
  F tool/warnings-clang.sh f6aa929dc20ef1f856af04a730772f59283631d4
  F tool/warnings.sh 0abfd78ceb09b7f7c27c688c8e3fe93268a13b32
  F tool/win/sqlite.vsix deb315d026cc8400325c5863eef847784a219a2f
- P b74cb0a92bba69f8ea705adf4695d03ea4470984
- R 0d4dc41d235c1c2ad9a38ee6dff0fe2f
- U dan
- Z 56b5996883845a15ff92eed0154203c2
 -P e750830f1e61160c0c67e35b13e50b35a95b50e1
++P eddc05e7bb31fae74daa86e0504a3478b99fa0f2 78df0ce13d4f35226f2571bd7de78484ccbee4bb
+ R 05881cbceea02fa7c850b941dd3796f0
++T +closed 78df0ce13d4f35226f2571bd7de78484ccbee4bb
+ U drh
 -Z 82007846a68ff2bd965c38cd8d002f35
++Z 56e9c50c3a6de45bb59df03b69a9852f

diff --cc manifest.uuid
index d98d8ad7520a521ec1d021de4ffb7c961ae84190,49f8754294da1712ce8085a6f2af175af71e61ba..2068f03662f8b6f7d3c480f0608c9ee5f53b4c31
--- 1/manifest.uuid
--- 2/manifest.uuid
+++ b/manifest.uuid
@@@ -1,1 -1,1 +1,1 @@@
- eddc05e7bb31fae74daa86e0504a3478b99fa0f2
 -78df0ce13d4f35226f2571bd7de78484ccbee4bb
++3c367004dab0a1a24d955482c97b0f2d84129ab6