Merge pull request #549 from dmcdad/patch-1

Fix timeout problem in interface.py.
Added ability to minimize to tray
The 'Hide' and 'Show' toggle in the was replaced with 'Show/Hide'
The reason for this was to avoid a weird bug of it not updating properly
when the window state changes
Merge pull request #553 from samrg472/master

Added ability to minimize to tray
json rpc daemon
daemon
store merkle roots and utxo roots
move api key path
json rpc daemon
daemon
store merkle roots and utxo roots
typo

typo s/this/these
Squash case on user-entered seed when restoring a wallet.
Merge pull request #561 from grnbrg/master

Squash case on user-entered seed when restoring a wallet.
Merge pull request #560 from rdymac/typo-virtual

typo
Merge branch '2.0' of git://github.com/spesmilo/electrum into 2.0
sync_get
get_proof command
enable bip32
add ECDSA asymmetric encryption
new commands: encrypt and decrypt messages