dev-haskell/yesod-core: bump up to 1.2.12

Package-Manager: portage-2.2.10_p15
dev-haskell/yesod-form: bump up to 1.3.8.2

Package-Manager: portage-2.2.10_p15
dev-haskell/yesod-persistent: bump up to 1.2.2.3

Package-Manager: portage-2.2.10_p15