Add stats of POW/POS blocks
Changed a little the style of index
Chnage block detail, very subtle change
add that the explorer was also tested on linux
Revert "add that the explorer was also tested on linux"

This reverts commit 72ee0f8d74f8e6d9ba8eefc10ae2efeff6119e3a.
I've added a price ticker (real time).
it uses javascript + jquery + yahooapis.
Stat that the explorer was also tested on linux
Merge pull request #18 from mark-bl/master

Add stats of POW/POS blocks