prepare for release of 2.1.13 | package party
Move the account login uri into a config definition.

Sites can use this to customize the location of the login page without having to subclass all pages that redirect to it when not logged in.
CS and WS on pages updated to use config setting for account login
Fix some copypasta.
Merge pull request #83 from isaacgrant/account-login-uri-as-config-setting

Move the account login uri into a config definition.