Setting default env
Added Octopress.env
Declaring Octopress before declaring the child class Configuration
Changed Configuration back to a Module, for a Class
Merge pull request #959 from imathis/env-handling

Handle Octopress Environment
Merge pull request #973 from Eric-Guo/fix_typo

Just typo fix
Update reference to timezone using new config system.
Merge pull request #985 from FranklinChen/fix-timezone

Update reference to timezone using new config system.