Add fee per kB to transaction view
Add fee per kB to transaction view

https://www.reddit.com/r/Bitcoin/comments/3ceyaz/block_explorers_please_display_feeperkb/
bitpay/bitcore,martindale/bitcore,bitjson/bitcore,martindale/bitcore,bitjson/bitcore,bitpay/bitcore,martindale/bitcore,bitjson/bitcore,bitpay/bitcore,bitpay/bitcore,martindale/bitcore,bitjson/bitcore