[code for portland] add time & address

I noticed the time and address were missing for the Code for Portland event on pdx.devweek.org, so I took the liberty of forking and making a pull request!

**before:**
![screen shot 2014-07-27 at 2 31 13 pm](https://cloud.githubusercontent.com/assets/427322/3715206/68e979c2-15d5-11e4-98a5-01762097bb8f.png)

**after:**
![screen shot 2014-07-27 at 2 31 04 pm](https://cloud.githubusercontent.com/assets/427322/3715207/69d6f3fa-15d5-11e4-8c89-9599db83e431.png)