middleman/middleman-blog — pull request #140 by tricknotes (2013-06-24 14:54:43+00:00)
Title: Fix to set time zone

The following configuration is OK.
``` ruby
# config.rb
Time.zone = 'Tokyo'
```

But the following configuration is ignored.

``` ruby
# cofig.rb
set :time_zone, 'Tokyo'
```

So I fixed to set `Time.zone` through `set :time_zone`.