pgtcl - libpgtcl: * Added new option to pg_dbinfo, "sql_count", returns

Log Message:
-----------
* Added new option to pg_dbinfo, "sql_count", returns the number of calls
  to pg_exec, pg_exec_prepared, pg_sendquery, pg_sendquery_prepared,
  and pg_select since the database connection was established.

* Fixed a bug in dbinfo where a missing database connection argument
  could result in a coredump.

* Version bump to 1.8.

Modified Files:
--------------
    libpgtcl:
        ChangeLog (r1.62 -> r1.63)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgtcl/libpgtcl/ChangeLog?r1=1.62&r2=1.63)
        configure (r1.18 -> r1.19)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgtcl/libpgtcl/configure?r1=1.18&r2=1.19)
        configure.in (r1.16 -> r1.17)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgtcl/libpgtcl/configure.in?r1=1.16&r2=1.17)
    libpgtcl/generic:
        pgtclCmds.c (r1.78 -> r1.79)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgtcl/libpgtcl/generic/pgtclCmds.c?r1=1.78&r2=1.79)
        pgtclCmds.h (r1.24 -> r1.25)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgtcl/libpgtcl/generic/pgtclCmds.h?r1=1.24&r2=1.25)
        pgtclId.c (r1.46 -> r1.47)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgtcl/libpgtcl/generic/pgtclId.c?r1=1.46&r2=1.47)