Merge pull request #76 from giglemad/master

BUGFIX Expireat function
README: show how to set something to be marshaled

added to class team:

list :coaches, :marshal => true
Made it clear how to marshal lists in redis.rb exp

http://stackoverflow.com/questions/11072923/redis-objects-in-rails-saves-as-string-not-array
Merge pull request #77 from jonleung/master

Add blurb to README on marshl [jonleung]
Fix counter rewinding with nondefault by value
Merge pull request #78 from ajlai/master

Fix counter rewinding with nondefault by value [ajlai]
finally fix require/autoload in a seemingly sane manner
lazy initialize redis_objects class ivar for counters
make hash_key class method useable through inheritance
make lock class method useable through inheritance
make value class method useable through inheritance
make list class method useable through inheritance
make set class method useable through inheritance
make sorted set class method useable through inheritance
safter testing of inheritable class methods with anonymous classes
ignore Gemfile.lock
Merge pull request #80 from rossta/ignore_gemfile_lock

Ignore Gemfile.lock
Merge pull request #81 from rossta/lazy_initialize_redis_objects_ivar

Lazy initialize redis_objects class ivar to enable proper inheritance
Fix typo in comments for #decrement
Merge pull request #82 from leejones/comment_fix

Fix typo in comments for #decrement