Merge pull request #23 from gouravtiwari/master

attributes method now accepts multiple attributes
Update NanoStore to 2.5.7
Revert to 2.5.2 to workaround https://github.com/tciuro/NanoStore/issues/68
bump version - 0.6.2
Update README.md

sync the version with the pod
pods updated and removed reference to bubble-wrap from gem
Merge pull request #28 from tmeinlschmidt/master

bubble wrap dependency removed from lib
update README and spec to remove reference to bubble-wrap
revise README
update to use 2.6.X of NanoStore. Bump gem version to 0.6.3
update motion-cocoapods depeondency for newer motion
update to latest motion
add notes on KVO
Fixed failing spec on create method