Added proxy settings to redirect ssl traffic

Attempted to configure settings to reroute traffic incoming on port 443
to tomcat.
Changed to apache generated certificates

Used apache generated certificates instead, as this should cause less
problems.
Removed redundant LoadModule directive

LoadModule directive to load ssl_module has been removed as it is
redundant.
Added proxy_module to allow for proxy functions

A LoadModule directive has been added to load the proxy_module, to allow
for proxy functionality.
Added missing submodules

Missing submodules to ensure proper connections through https and with
the tomcat backend have been added.
Merge pull request #14 from ausaccessfed/feature/proxy

Added configuration settings for a proxy.

Fixes #9