Merge pull request #22 from worxli/develop

made files for all models
added aparment model
added bill model
added -message models model
add all models
final all models
fixed comments
Set up index route and Handlebars engine
fixed two issues, naming of apartment and missing relationship
Merge pull request #24 from amitburst/index-route

Set up index route and Handlebars engine
Merge pull request #25 from worxli/develop

correct bookshelf reference
Merge pull request #23 from mcnawi11/databasestufzz

Database models