save invoices
store payment requests even if M2Crypto is not available
pop up menu for invoices
remove dead code: hboxes in list tabs
add requests and pbkdf2 dependencies
show payment request details
Merge remote-tracking branch 'upstream/master'

Conflicts:
	setup.py
verify payment requests with tlslite and pyasn1 (pure python) instead of m2Crypto
prevent collision on daemon port. Add Imported_Wallet (bolkin)
Fix daemon port
fix bug #718
Merge remote-tracking branch 'upstream/master'
fix bug #717
separate AmountEdit and BTCAmountEdit classes, for exchange rate plugin
fix: missing import
replace fiat dialog with direct edit line
setAmount: convert to int
exchange rate plugin: bi-directional conversion
sanitize get_amount
fiat_e: set precision to 0.01