Update slides/02-network-scanning-and-recon.adoc,...

Update slides/02-network-scanning-and-recon.adoc, slides/03-exploitation-research-slides.adoc, slides/04-web-exploitation.adoc, slides/05-sql-injection-slides.adoc, slides/06-reverse-engineering.adoc, slides/07-exploit-development.adoc, slides/08-post-exploitation.adoc, slides/09-windows-priv-persist-cover.adoc, slides/10-linux-priv-persist-cover.adoc

Closes #20 (closed)