implementing mksendmanytx

A simple argument parsing change from mktx to allow passing multiple recipients
implementing paytomany (untested)

Just like mktx/payto, this is only submitting the tx created in mksendmanytx
bip32
add account module
get_new_address -> get_address
bip32
add account module
get_new_address -> get_address
Merge branch 'bip32' of git://github.com/spesmilo/electrum into bip32
make wallet.get_private_keys more general
encryption of bip32 master private keys
plugins: do not overload __init__, use init() instead
hex encode the output of account.get_pubkey()
fix create_new_account
bip32
add account module
get_new_address -> get_address
make wallet.get_private_keys more general
encryption of bip32 master private keys
plugins: do not overload __init__, use init() instead