Setup router

Couldn't get the annotation-based router to work, so I switched to the
"normal" router.

I didn't realize this, but there was an apache setting I had to setup to
To make it recongize .htaccess files.  I hadn't noticed before because
my index.php was in /var/www instead of /var/www/public.

I updated the setting, and now everything seems to be working.
Add robots.txt
Setup scaffolding for screen scraper command

I decided to store the data for the complexes in a persistent json file
instead of grabbing them everytime because they are unlike to change
often, and it seems dangerous to depend too much on the html sctructure.

Determining the availability of appartments likely has to be done in
real time.