Dogecoin exchange price lookup

**What does your instant answer do?**
Provide realtime pricing of dogecoins with a popular dogecoin exchange.


**What problem does your instant answer solve (Why is it better than organic links)?**
Providing instant results for a question that can at times be muddled by websites doing coin to coin exchange

**What is the data source for your instant answer? (Provide a link if possible)**
https://api.prelude.io/last-usd/DOGE

**Why did you choose this data source?**
Clean and one of the top exchanges for dogecoins

**Are there any other alternative (better) data sources?**
None public to my knowledge

**What are some example queries that trigger this instant answer?**
Dogecoin price, Dogecoin

**Which communities will this instant answer be especially useful for? (gamers, book lovers, etc)**
/r/dogecoin dogecoin community, Cryptocurrency communities

**Is this instant answer connected to a DuckDuckHack [instant answer idea](https://duck.co/ideas)?**
no

**Which existing instant answers will this one supersede/overlap with?**
none

**Are you having any problems? Do you need our help with anything?**
no 

##Checklist
Please place an 'X' where appropriate.

```
[X] Added metadata and attribution information
[X] Wrote test file and added to t/ directory
[X] Verified that instant answer adheres to design guidelines(https://github.com/duckduckgo/duckduckgo-documentation/blob/master/duckduckhack/styleguides/design_styleguide.md)
[X] Tested cross-browser compatability

    Please let us know which browsers/devices you've tested on:
    - Windows 8
        [X] Google Chrome   
        [X] Firefox         
        [] Opera           
        [] IE 10           

    - Windows 7
        [X] Google Chrome   
        [X] 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            

    - Android
        [X] Firefox         
        [X] Native Browser  
        [X] Google Chrome   
        [] Opera