Fix sqlite3 warnings under cygwin.
Make C++ wrapper for Sqlite.
Sha1 ctor calls reset, put sqlite3_statement in Sqlite class.
Remove unused var warning in sqlite3.c
Small modifications to Sha1.
Work on fixing warnings.
Use a class for the statement.
Remove global variables.
Add exception handling.
Small improvements.
Various small improvements.
Add script to copy cygwin dependencies to run under Windows.
Start working on log table.