Meetups companies

Added "companies" and "meetups" pages.
![screen shot 2013-08-22 at 3 23 00 pm](https://f.cloud.github.com/assets/173025/1006651/3f28e064-0aeb-11e3-81ab-c6d3542868c9.png)
![screen shot 2013-08-22 at 3 23 13 pm](https://f.cloud.github.com/assets/173025/1006652/40c33cf8-0aeb-11e3-87c4-a69e6c3d5f3e.png)