Changing proc db_bind_var_substitution (used only for db_exec_plsql) so that it doesn't do bind var substitution for bind variables that are in quotes. fixing bug 1113
Fixed bug 1516 ... though there are other regexps that bear inspection, it'sclear that some of them at least won't fail for legal Tcl source. So I justfixed this one regexp looking for spaces where spaces might not be in thesource.
Added -nologin flag to disable automatic login of a new user. This is part of an initial foray into allowing certain kinds of 'low-barrier' registration, such as on a weblog comments system.
new version of the casting algorithm that Joel has documented in a flow chart diagram. The implementation of the algorithm is still in an alpha state and has a known bug
