show/raise install dialog

make sure install dialog doesn't show up behind other windows when
electrum is started
replaced jackjack encryption with corrected ecies implementation
in ecies encryption, mac headers+ciphertext instead of just ciphertext
Merge pull request #704 from badmofo/ecies-encryption

replaced jackjack encryption with corrected ecies implementation
Remove Bitcoin address from serialized encryption format. Enable encrypt commands, fix ser_to_point() and add some tests
Merge pull request #703 from wozz/install-show

show/raise install dialog
fix #682
Merge remote-tracking branch 'upstream/master'
class MyVerifyingKey, with constructor to submit to python-ecdsa
update imported keys
fix: wizard 2of2
fix: wizard 2of2 (cosigning key)
move tests to unittest format
check message length in mnemonic encode
unit test for aes
fix get_pubkey for imported keys
do not raise an error if user config file is corrupted
simplify send tab layout (unneeded vbox)
paytoedit
Merge remote-tracking branch 'upstream/master'

Conflicts:
	gui/qt/main_window.py