clarify important directories and how to locate them. Add proper locations of the log files.
add script that zips up site into something that can be downloaded from ci

use case was I needed an easy way to download ci built site to copy eval guide to nexus-bundles
script to package eval guide only
NXCM-5419 - change the url for nuget.org to www.nuget.org since Nexus has trouble with  301 redirects

also updated images where this url displays
removed yum plugin as third party example and reference custom plugins written by the user
Merge branch 'master' of github.com:sonatype/nexus-book
fix typo: simpligied -> simplified
Fixed section describing which editions have custom metadata
Fix obfuscated password instructions
NXBOOK-739 - add ProxyPassReverseCookiePath docs
removed crowd misc section, since it does not exist in product
NXCM-5414 - Fix NuGet publish package instructions
removing unused image
updated to support Java 7 only
removed per repo proxy settings
added https proxy docs
move prepare crowd section as a first step and adjust crowd support install instructions
Crowd chapter rework for Nexus 2.7 crowd support
fix heading levels and spellings
delete crowd figs no longer used