update to work with rails 3.2
update date and authors
Merge pull request #4 from maneframe/rails3b

update to work with rails 3.2
allow setting expire_after before unmarshalling
Merge pull request #6 from maneframe/expire_after

allow setting expire_after before unmarshalling
bump version
use unsigned cookies in cookie_jar for rails 2 interoperability
bump
fix deprecation warnings in Ruby 2.1
Merge pull request #8 from ccutrer/master

fix deprecation warnings in Ruby 2.1
bump version
catch exceptions unmarshalling data
Merge pull request #9 from ccutrer/unmarshal_fix

catch exceptions unmarshalling data
bump version
log unmarshalling errors
bump version
allow rails 4.0 and 4.1
Merge pull request #11 from ccutrer/rails4

allow rails 4.0 and 4.1
bump version
make load_session public

for rails4 compatibility