Merge pull request #17 from mredar/master

Solr onto registry machine (mostly automated)
`hostname` to hostname lookup
don't hardcod user in .gitconfig

set up a .bashrc-user that sets the GIT environmental variables

```
export GIT_AUTHOR_NAME="Brian Tingle"
export GIT_AUTHOR_EMAIL="brian.tingle@ucop.edu"
export GIT_COMMITTER_NAME="$GIT_AUTHOR_NAME"
export GIT_COMMITTER_EMAIL="$GIT_AUTHOR_EMAIL"
```
refactor back to one ansible virtualenv
remove NUXEO_* for now
update server email address

(should read this out of somewhere else?)
set up ~/users and redirect from empty home page
comments on scraper
skip if it looks like test certs are rolled
finish refactor ansible virtualenv initialization
turn this into an issue
ServerName shoudl use myhostname
more specific solr routes
Merge branch 'master' of https://github.com/ucldc/appstrap
fix nuxeo httpd.conf /nuxeo shibboleth
tweak solr proxy more
Use output from myhostname in shibboleth template