Revert "client model"

This reverts commit 0d98abe255447ef14c6ca5ce02f0284959e27be9.

Conflicts:
	app/models/client.rb
	db/schema.rb

okay
ok Merge branch 'display' of https://github.com/cposner/housing into display
ugh
asdl Merge branch 'display' of https://github.com/cposner/housing into display