Customized MANY things & UI improvements.

1) Added a bitcoin icon. 2) Changed windows startup script. 3) Changed
Order Book Layout to: Not Show any USD volumes, just show
Price(USD),Size (BTC )& Total Sum(BTC). Ignore all small orders (Below
0.6BTC and cumulate them into the next line with a volume weighted
average price). Make the Price column 5 Decimals 4) Make Buy/Sell Price
EditBox 5 decimals  5) Make  Minimum Window Size able to be resized MUCH
smaller:  UI Changes: Font size smaller on some things