add more help messages

gui/qt/main_window.py

@@ -585,7 +585,8 @@ class ElectrumWindow(QMainWindow):
         self.receive_address_e = ButtonsLineEdit()
         self.receive_address_e.addCopyButton(self.app)
         self.receive_address_e.setReadOnly(True)
-        self.receive_address_label = QLabel(_('Receiving address'))
+        msg = _('Bitcoin address where the payment should be received')
+        self.receive_address_label = HelpLabel(_('Receiving address'), msg)
         self.receive_address_e.textChanged.connect(self.update_receive_qr)
         self.receive_address_e.setFocusPolicy(Qt.NoFocus)
         grid.addWidget(self.receive_address_label, 0, 0)
@@ -604,7 +605,8 @@ class ElectrumWindow(QMainWindow):
         self.expires_combo = QComboBox()
         self.expires_combo.addItems(map(lambda x:x[0], expiration_values))
         self.expires_combo.setCurrentIndex(1)
-        grid.addWidget(QLabel(_('Expires in')), 3, 0)
+        msg = _('Expiration date of your request. This information is not included in the Bitcoin address nor in the QR code; the recipient will see it only if you send them a complete request.')
+        grid.addWidget(HelpLabel(_('Expires in'), msg), 3, 0)
         grid.addWidget(self.expires_combo, 3, 1)
         self.expires_label = QLineEdit('')
         self.expires_label.setReadOnly(1)

plugins/email.py

@@ -178,10 +178,10 @@ class Plugin(BasePlugin):
         d.setMinimumSize(500, 200)
 
         vbox = QVBoxLayout(d)
+        vbox.addWidget(QLabel(_('Server hosting your email acount')))
         grid = QGridLayout()
         vbox.addLayout(grid)
-
-        grid.addWidget(QLabel('Server'), 0, 0)
+        grid.addWidget(QLabel('Server (IMAP)'), 0, 0)
         server_e = QLineEdit()
         server_e.setText(self.imap_server)
         grid.addWidget(server_e, 0, 1)