[sql] Remove SQLite 3.10.2 reference directory.

third_party/sqlite/sqlite-src-3100200/tool/replace.tcl

-#!/usr/bin/tcl
-#
-# Replace string with another string -OR- include
-# only lines successfully modified with a regular
-# expression.
-#
-set mode [string tolower [lindex $argv 0]]
-set from [lindex $argv 1]
-set to [lindex $argv 2]
-if {$mode ni [list exact include]} {exit 1}
-if {[string length $from]==0} {exit 2}
-while {![eof stdin]} {
-  set line [gets stdin]
-  if {[eof stdin]} break
-  switch -exact $mode {
-    exact {set line [string map [list $from $to] $line]}
-    include {if {[regsub -all -- $from $line $to line]==0} continue}
-  }
-  puts stdout $line
-}