clarify and improve wallet password and keystore passphrase entry

src/main/java/com/sparrowwallet/sparrow/control/KeystorePassphraseDialog.java

@@ -7,6 +7,7 @@ import javafx.application.Platform;
 import javafx.scene.control.ButtonType;
 import javafx.scene.control.Dialog;
 import javafx.scene.control.DialogPane;
+import javafx.scene.control.Label;
 import javafx.scene.layout.VBox;
 import org.controlsfx.control.textfield.CustomPasswordField;
 import org.controlsfx.control.textfield.TextFields;
@@ -24,7 +25,7 @@ public class KeystorePassphraseDialog extends Dialog<String> {
 
         final DialogPane dialogPane = getDialogPane();
         setTitle("Keystore Passphrase" + (walletName != null ? " - " + walletName : ""));
-        dialogPane.setHeaderText("Please enter the passphrase for keystore: \n" + keystore.getLabel());
+        dialogPane.setHeaderText("Enter the BIP39 passphrase\nfor keystore: " + keystore.getLabel());
         dialogPane.getStylesheets().add(AppServices.class.getResource("general.css").toExternalForm());
         AppServices.setStageIcon(dialogPane.getScene().getWindow());
         dialogPane.getButtonTypes().addAll(ButtonType.CANCEL, ButtonType.OK);
@@ -40,6 +41,13 @@ public class KeystorePassphraseDialog extends Dialog<String> {
         content.setPrefHeight(50);
         content.getChildren().add(passphrase);
 
+        Glyph warnGlyph = new Glyph(FontAwesome5.FONT_NAME, FontAwesome5.Glyph.EXCLAMATION_TRIANGLE);
+        warnGlyph.getStyleClass().add("warn-icon");
+        warnGlyph.setFontSize(12);
+        Label warnLabel = new Label("A BIP39 passphrase is not a wallet password!", warnGlyph);
+        warnLabel.setGraphicTextGap(5);
+        content.getChildren().add(warnLabel);
+
         dialogPane.setContent(content);
         Platform.runLater(passphrase::requestFocus);
 

src/main/java/com/sparrowwallet/sparrow/control/WalletPasswordDialog.java

@@ -131,10 +131,10 @@ public class WalletPasswordDialog extends Dialog<SecureString> {
     }
 
     public enum PasswordRequirement {
-        LOAD("Please enter the wallet password:", "Unlock"),
+        LOAD("Enter the wallet password:", "Unlock"),
         UPDATE_NEW("Add a password to the wallet?\nLeave empty for no password:", "No Password"),
         UPDATE_EMPTY("This wallet has no password.\nAdd a password to the wallet?\nLeave empty for no password:", "No Password"),
-        UPDATE_SET("Please re-enter the wallet password:", "Verify Password"),
+        UPDATE_SET("Re-enter the wallet password:", "Verify Password"),
         UPDATE_CHANGE("Enter the new wallet password.\nLeave empty for no password:", "No Password");
 
         private final String description;

src/main/resources/com/sparrowwallet/sparrow/general.css

@@ -164,6 +164,10 @@
     -fx-text-fill: rgb(202, 18, 67);
 }
 
+.warn-icon {
+    -fx-text-fill: rgb(238, 210, 2);
+}
+
 .root .header-panel {
     -fx-background-color: -fx-box-border, derive(-fx-background, 10%);
 }