Merge pull request #1 from yurifrl/master

refactor Apartment::Database to Apartment::Tenant
Add a not found asset process
Better routes
Clear engine
Basic tenants methods for the controllers
Tenant theme preference
Add helper method
Merge pull request #2 from gabrielcorado/master

Updates
Update db.rake
Merge pull request #3 from yurifrl/master

created public alias on tenant
alias to public
Confirm presence of public folder alias in tenant
Confirm presence of public folder alias in tenant
Confirm presence of public folder alias in tenant
logic of create alias update
a sym link is created in public and a folder in tenant
update
Hello
Merge branch 'master' of github.com:thelinuxlich/spree_shared into images_tweking
replace double quotes to single
fix banner folder