Added license section

Added license section and link to license file.
autodetect --bitcoind-rpc-ssl from bitcoin.conf
Fix display of block number in web view; block number is now correctly decoded from the coinbase of a share regardless of its size.
Update Python virtual environment to latest version (fixing an SSL pip vulnerability), and update build instructions to better cache the generated virtual environment.
Update development and testing dependency versions.
Merge pull request #228 from maaku/parse-bip34

Fix display of block number in web view
Merge pull request #229 from maaku/update-virtualenv

Update virtualenv and development/testing dependencies, restructure Makeflie
Merge pull request #217 from benhc123/patch-1

Added license section
update readme
Merge forrestv/p2pool master
fix mazacha.in link, update bootstrap hosts
Merge pull request #1

65235d1 fix mazacha.in link, update bootstrap hosts (Rob Nelson)
d2b95c3 Added license section (benhc123)
06202b5 Update development and testing dependency versions. (Mark Friedenbach)
d395915 Update Python virtual environment to latest version (fixing an SSL pip vulnerability), and update build instructions to better cache the generated virtual environment. (Mark Friedenbach)
ab3c272 Fix display of block number in web view; block number is now correctly decoded from the coinbase of a share regardless of its size. (Mark Friedenbach)
d8f9c63 autodetect --bitcoind-rpc-ssl from bitcoin.conf (Forrest Voight)
36e2f10 update readme (Rob Nelson)