Updated Requests

- added Date and Account field to Saved Requests
- requests are now saved as dict()
  old requests will be deleted!!
- Account field is hidden when only 1 account is available
- address line now follows the current_account
- saved requests is sortable, default sorted by date
- saved requests only shows request for current_account
fix column number for monospace font (amount)
Merge branch 'contacts' of github.com:Tafelpoot/electrum into Tafelpoot-contacts
various fixes for reveive_requests
Merge branch 'Tafelpoot-contacts'
add invalid password check
pass absolute path for new wallet
Merge pull request #947 from Tafelpoot/walletpath2

pass absolute path for new wallet
Merge pull request #944 from tkhaew/priv_keys_pwd

Issue #941 fix export_privkeys_dialog, add invalid password check
add InvalidPassword exception
erase invalid chunks.. otherwise we might be stuck forever with a block that was orphaned
Doge style theme
fixed bug report url
fixed list of block explorers
fixed exchange rate plugin
changed default daemon port
Merge remote-tracking branch 'electrum/master'

Conflicts:
	electrum-ixc
	gui/gtk.py
Merge remote-tracking branch 'upstream/master'

Conflicts:
	electrum-doge
	gui/gtk.py
	lib/daemon.py
Bumped to v2.0.2
fixed version number