pgstatsinfo - pg_reporter: support snapshot navigation with web-based

Log Message:
-----------
support snapshot navigation with web-based interface.
add functions and statements view for detail report.

Modified Files:
--------------
    pg_reporter:
        httpd.c (r1.4 -> r1.5)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgstatsinfo/pg_reporter/httpd.c?r1=1.4&r2=1.5)
    pg_reporter/htdocs/css:
        style.css (r1.1.1.1 -> r1.2)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgstatsinfo/pg_reporter/htdocs/css/style.css?r1=1.1.1.1&r2=1.2)
    pg_reporter/htdocs/template:
        details.xml (r1.2 -> r1.3)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgstatsinfo/pg_reporter/htdocs/template/details.xml?r1=1.2&r2=1.3)
        schema.xml (r1.3 -> r1.4)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgstatsinfo/pg_reporter/htdocs/template/schema.xml?r1=1.3&r2=1.4)
        snapshot.xml (r1.2 -> r1.3)

(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgstatsinfo/pg_reporter/htdocs/template/snapshot.xml?r1=1.2&r2=1.3)
    pg_reporter/msvc:
        bin.vcproj (r1.2 -> r1.3)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgstatsinfo/pg_reporter/msvc/bin.vcproj?r1=1.2&r2=1.3)
        readme.txt (r1.2 -> r1.3)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgstatsinfo/pg_reporter/msvc/readme.txt?r1=1.2&r2=1.3)
    pg_reporter/pgut:
        pgut.c (r1.4 -> r1.5)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgstatsinfo/pg_reporter/pgut/pgut.c?r1=1.4&r2=1.5)

Added Files:
-----------
    pg_reporter/htdocs/js:
        index.js (r1.1)

(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgstatsinfo/pg_reporter/htdocs/js/index.js?rev=1.1&content-type=text/x-cvsweb-markup)