Reworked Cacher::expire_all to use the new, simpler Rails 2.1 cache expiration.
Reworked Cacher::expire_all to use the new, simpler Rails 2.1 cache expiration.

git-svn-id: 8ae0a6b396effb9e2d04f216330b631e689e8608@1312 54c6411d-1744-0410-a9eb-b99409f43359

reidab/calagator,shawnacscott/calagator,nblackburn87/calagator,VolunteerOdyssey/calagator,eeeeeean/windchimes,shawnacscott/calagator,dudleysr/calagator-workspace,dudleysr/calagator-workspace,kerrizor/calagator,bencornelis/calagator,nblackburn87/calagator,jmcduffie32/calagator,matthewkmayer/calagator,oktober/calagator,oktober/calagator,reidab/calagator,jmcduffie32/calagator,Villag/dentonator,iamBalaji/Calagator,Villag/dentonator,VolunteerOdyssey/calagator,shawnacscott/calagator,matthewkmayer/calagator,iamBalaji/Calagator,Villag/dentonator,Eugator-Wranglers/calagator,bencornelis/calagator,reidab/calagator,reidab/calagator,matthewkmayer/calagator,jmcduffie32/calagator,nblackburn87/calagator,VolunteerOdyssey/calagator,CorainChicago/ActivateHub,oktober/calagator,L2-D2/calagator,kerrizor/calagator,L2-D2/calagator,iamBalaji/Calagator,cp/calagator-1,CorainChicago/ActivateHub,CorainChicago/ActivateHub,bencornelis/calagator,cp/calagator-1,kerrizor/calagator,cp/calagator-1,Eugator-Wranglers/calagator,eeeeeean/windchimes,CorainChicago/ActivateHub,alexbeeken/calagator.org,cp/calagator-1,L2-D2/calagator,oktober/calagator,alexbeeken/calagator.org,shawnacscott/calagator,matthewkmayer/calagator,kerrizor/calagator,jmcduffie32/calagator,L2-D2/calagator,bencornelis/calagator,iamBalaji/Calagator