add hd_keys.hpp to wallet.hpp
install define.hpp
added hd keys test case based off examples/ file.
convert libwallet to non-openssl hashing functions.
update obslisk import props
Add secp256k1 nuget dependency references to VS files.
Move hashes to bc, rename deterministic_wallet to electrum_keys, update bc refs.
change parameter to const
Merge branch 'evoskuil/master'