pgstatsinfo - pg_reporter: support snapshot navigation with web-based

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

Modified Files:
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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:
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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)