Redesign ProviderSignUp #109: added re-population of user selected positions after a postback with errors (validation normally).
Redesign ProviderSignUp #109: added re-population of user selected
positions after a postback with errors (validation normally).

loconomics/loconomics,samwa/loconomics,samwa/loconomics,loconomics/loconomics,samwa/loconomics,loconomics/loconomics,loconomics/loconomics,samwa/loconomics