bundle update
removed version locked for rspec3
use pry-byebug
bundle update
Change Japanese translation for few clouds

Actual sky for `few clouds' seems more like `clear' to me.
Merge pull request #433 from zunda/fix-weather-translation-few-clouds_pr

Change Japanese translation for few clouds
release 4.0.5
re-package to fix wrong version
Merge branch 'plugin_storage_spike' of github.com:tdiary/tdiary-core into plugin_storage_spike