Add ABC_BridgeDecodeWIF
Implement key sweeping part 1

This just adds the address to the watcher,
but doesn't actually sweep the results.
Add on_quiet callback to watcher
Hack together key sweeping part 2
deps: Pass testnet option to libwallet
deps: Allow unoptimized ABC with DEBUG=1
Change tx send function signatures
Fix sweep transaction signing
Provide the decoded address when sweeping
Add a sweep callback function
Add minikey WIF formats
Create Tx record for wallet sweep
Merge branch 'sweep'
modify sweep callback for use in android
Altert the GUI if a sweep finds taken funds

An address with no history won't alert,
but an address with history but no utxos will.
fix bug where we did not correctly remove things we have swept, causing repeats
return true transaction ID to sweep callback
Do not sweep history-less addresses
refactor for Android sweeps
deps: Upgrade to openssl 1.0.1j