Merge pull request #40 from Dilgess/master

Added Polcoin (PLC) to Bitorado and CCex.
Removed info about vacations.
Update README.md
Displaying rawResponse even when there is a parsing error.
Update Cryptsy.java

Added BC (Blackcoin) Support.
https://www.cryptsy.com/markets/view/179
Add EMC2 virtual currency
Merge pull request #44 from GoldMath/patch-1

Added BC (Blackcoin)
Prelude - high, low, vol, price. Hard-coded all current currency pairs.
Tabs not spaces *shudder*
Added currency fetching for Bitorado exchange
Merge pull request #46 from toomyem/bitorado

Added currency fetching for Bitorado exchange
Refactor and simplify URLs, removing unneccesary logic
Support for multiple requests while fetching currency pairs (needed in
#45)
Merge pull request #45 from jondwillis/Prelude

Prelude
Info about multiple requests for currency pairs
Minor fix for Prelude
Added support for BTC/LTC to BtcChina
Fixes #47
Fix for DataModuleTester project where there is no hardcoded currencies
set
BitTrex added - fixes #42