Wiki editor request

Hello, I want to fix broken links in wiki

Me login: pavel.evst

on https://wiki.postgresql.org/wiki/Netways_Nagios_Conference_2008 <https://wiki.postgresql.org/wiki/Netways_Nagios_Conference_2008>
"Netway Nagios Conference” should point to https://conference.nagios.com/ <https://conference.nagios.com/>

on https://wiki.postgresql.org/wiki/PostgreSQL_Conference_Europe_Talks_2011 <https://wiki.postgresql.org/wiki/PostgreSQL_Conference_Europe_Talks_2011>
http://pgeu-plv8.herokuapp.com is broken and don’t have alternatives. Should be removed

"Vincent Picavet - Geo in your database : Postgis” ( http://www.oslandia.com/files/1646fd60f9b0a4558d1e256cf3264572/pgconfeu2011_vincent_picavet_postgis.pdf ) is broken, can not find
"Gilles Darold: Best practices with Ora2Pg” ( http://ora2pg.darold.net/ora2pg-best-practices.pdf ) is broken, found at https://ora2pg.darold.net/slides/ora2pg-best-practices.pdf <https://ora2pg.darold.net/slides/ora2pg-best-practices.pdf>

"Michael Meskes: Mission Impossible?” ( http://bunsen.credativ.com/~mme/2011/PGConf_EU.pdf ) is broken. can not find that file

I scanned all wiki for broken links and found quite few

Thanks