In the sessions module, avoid recording a change if an UPDATE statement

overwrites a column with REAL affinity containing an integer value with
the same value.

FossilOrigin-Name: 5f3e602831ba2ecaf8ba5411efb387afcde05a33

diff --cc manifest
index 28f26abfa403687cad142ef3331f670ad1a1f4b4,95b8a540f450d79dea254846d4a06570b01b12d0..e1f6ab8b2b5e160c1c0640cd2fdd3159e505a9e3
--- 1/manifest
--- 2/manifest
+++ b/manifest
@@@ -1,5 -1,5 +1,5 @@@
- C Add\s".mode\squote"\sto\sthe\scommand-line\sshell.
- D 2016-10-21T17:39:30.026
 -C In\sthe\ssessions\smodule,\savoid\srecording\sa\schange\sif\san\sUPDATE\sstatement\noverwrites\sa\scolumn\swith\sREAL\saffinity\scontaining\san\sinteger\svalue\swith\sthe\ssame\svalue.
 -D 2016-10-21T21:21:45.978
++C In\sthe\ssessions\smodule,\savoid\srecording\sa\schange\sif\san\sUPDATE\sstatement\noverwrites\sa\scolumn\swith\sREAL\saffinity\scontaining\san\sinteger\svalue\swith\s\nthe\ssame\svalue.
++D 2016-10-22T01:22:30.252
  F Makefile.in 6fd48ffcf7c2deea7499062d1f3747f986c19678
  F Makefile.linux-gcc 7bc79876b875010e8c8f9502eb935ca92aa3c434
  F Makefile.msc 5151cc64c4c05f3455f4f692ad11410a810d937f
@@@ -1527,7 -1527,10 +1527,8 @@@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a9
  F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
  F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
  F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
- P b54c15f11796a75683eec4b502a22ccb87d621c6
- R cdb213453699e4a8a0bded009eb336d4
 -P c4f5fa78cd8207ce1e46e32e632b8f6ee86047e1
++P c4f5fa78cd8207ce1e46e32e632b8f6ee86047e1 b861328ab9ceec6926d97658c3606e6ae9ad39bf
+ R c528e2d870af682535c32fe7ab38cc9b
 -T *branch * sessions-fix
 -T *sym-sessions-fix *
 -T -sym-trunk *
 -U dan
 -Z 40897c5531031ce2803a5defa0bd4f02
++T +closed b861328ab9ceec6926d97658c3606e6ae9ad39bf
 +U drh
- Z 3ba463b9129586b08f555ed8d54aa9f2
++Z 540f4abc4993beff1c2e838919ebaf63

diff --cc manifest.uuid
index 7f3cd83980ab61f31d571823cf93ca4ad51aa3ed,2b5d9b1434b7c77b9fd3264222e7ebd3472b8ee9..fbe5063cb357862eabec7bda696db4a454dac91d
--- 1/manifest.uuid
--- 2/manifest.uuid
+++ b/manifest.uuid
@@@ -1,1 -1,1 +1,1 @@@
- c4f5fa78cd8207ce1e46e32e632b8f6ee86047e1
 -b861328ab9ceec6926d97658c3606e6ae9ad39bf
++5f3e602831ba2ecaf8ba5411efb387afcde05a33