Add more currency input

[Kpu123]

Add some other currency also for backtest so I can use it in Indian markets.

[NakedMarkets]

Hello,

At the moment, we just have the USDINR forex symbol, related to the Indian rupee.
We will see if we can find new reliable data feeds to include new forex symbols, with indian rupee.
Don't hesitate to tell us if you know some, paying or free