First attempt at a MAC address OUI lookup Goodie.

# Goodie Pull Request Template

Using this template will help us better understand your Instant Answer and assist you when necessary.  Simply copy and paste the markdown below into the description of your GitHub pull request and complete as appropriate.

**What does your Instant Answer do?**

It displays the name and address of the vendor associated, and ostensibly the manufacturer of, a NIC.

**What problem does your Instant Answer solve (Why is it better than organic links)?**

Searching for this information requires another step, having to search on another, application-specific site.

**What is the data source for your Instant Answer? (Provide a link if possible)**

IEEE's OUI Database
http://www.ieee.org/netstorage/standards/oui.txt

**Why did you choose this data source?**

It was suggested in the Instant Answer Idea and should be the canonical source of information.

**Are there any other alternative (better) data sources?**

Not that I'm aware of.

**What are some example queries that trigger this Instant Answer?**

"mac address 14:D6:4D:DA:79:6A"
"mac address 2c-41-38-13-48-d2"
"ethernet address 00/00-03.ff:ff:FF"

**Which communities will this Instant Answer be especially useful for? (gamers, book lovers, etc)**

System administrators, hackers, network administrators.

**Is this Instant Answer connected to a DuckDuckHack [Instant Answer idea](https://duck.co/ideas)?**

MAC Address Vendor Lookup
https://duck.co/ideas/idea/192/mac-address-vendor-lookup

**Which existing Instant Answers will this one supercede/overlap with?**

It is related to the Random MAC Generator, tangentially.

**Are you having any problems? Do you need our help with anything?**

No.

**Where did you hear about DuckDuckHack? (For first time contributors)**

Twitter.

**What does the Instant Answer look like? (Provide a screenshot for new or updated Instant Answers)**

![mac-address-dlink](https://cloud.githubusercontent.com/assets/130862/5563110/14f9e006-8e1e-11e4-9801-34740c88b1e6.jpg)
![mac-address-private](https://cloud.githubusercontent.com/assets/130862/5563112/1b68905e-8e1e-11e4-9762-c164fdae5f22.jpg)

## Checklist
Please place an 'X' where appropriate.

```
[x] Added metadata and attribution information (https://duck.co/duckduckhack/metadata)
[x] Wrote test file and added to t/ directory (https://duck.co/duckduckhack/goodie_tests)
[x] Verified that instant answer adheres to design guidelines (https://duck.co/duckduckhack/design_styleguide)
[x] Verified that instant answer adheres to code styleguide (https://duck.co/duckduckhack/code_styleguide)
[] Tested cross-browser compatibility

    Please let us know which browsers/devices you've tested on:
    - Windows 8
        [] Google Chrome
        [] Firefox
        [] Opera
        [] IE 10

    - Windows 7
        [] Google Chrome
        [] Firefox
        [] Opera
        [] IE 8
        [] IE 9
        [] IE 10

    - Windows XP
        [] IE 7
        [] IE 8

    - Mac OSX
        [] Google Chrome
        [] Firefox
        [] Opera
        [] Safari

    - iOS (iPhone)
        [] Safari Mobile
        [] Google Chrome
        [] Opera

    - iOS (iPad)
        [] Safari Mobile
        [] Google Chrome
        [] Opera

    - Linux
        [x] Firefox
        [] Native Browser
        [] Google Chrome
        [] Opera

    - Android
        [] Firefox
        [] Native Browser
        [] Google Chrome
        [] Opera
```

You could do this without the intermediate file
```shell
wget -O - http://www.ieee.org/netstorage/standards/oui.txt | sed '
...
' > oui_database.txt
```