add bitcoin-crypto as submodule
add secp256k1 as submodule
Merge pull request #30 from da2ce7/bitcoin-crypto

Submodules for Bitcoin conpadiable crypto
Fix Moneychanger
Merge pull request #31 from lclc/moneychangerFix

Fix Moneychanger
update mac install guide
Merge pull request #12 from da2ce7/update_mac_guide

update mac install guide
LogStream conversion of opentxs-script main.cpp
Merge pull request #32 from toxeus/ot_stream

LogStream conversion of opentxs-script main.cpp
cppcheck: fix uninitMemberVar
cppcheck: fix stlSize
cppcheck: fix cstyleCast
cppcheck: fix useInitializationList
cppcheck: fix variableScope