Update help for 'R' Bank window button.

Update help .jpg.
Tool tip cleanup.

doc/help/general.html

@@ -421,6 +421,14 @@ <h3><a name="pyb"></a>Presets &amp; Banks</h3>
 <p><b>New Bank</b><p/>
 <p>Select button for clearing the bank presets buttons for new user banks.</p>
 
+<p><b>R</b></p>
+<p>Reload the User Banks. <b>WARNING:</b> This will re-load the currently active bank.
+You will not be prompted for any modified changes. All modifications to the currently
+active bank will be lost! Select this button to refresh the "User Banks" choice list
+and update all user banks for any changes made since the program started. Useful if
+there have been changes to the user banks outside the current program instance. For
+example, from a second rakarrack-plus instance.</p>
+
 <p><b>MIDI Program Select</b></p>
 <p>The number in [XX] brackets preceeding the label is the MIDI program change
     number that must be sent to select the indicated preset.</p>

src/UI/bankwindow_gui.cxx

@@ -322,8 +322,8 @@ this->when(FL_WHEN_RELEASE);
   o->set_label_offset(2);
 } // RKR_Button* B_B4
 { RKR_Button* o = B_Reload = new RKR_Button(502, 14, 32, 24, "R");
-  B_Reload->tooltip("Refresh the User Bank. \nWARNING: This will re-load the currently active bank\
-.\n All modifications to the current active bank will be lost!");
+  B_Reload->tooltip("Refresh User Banks. \nWARNING: This will re-load the currently active bank.\n\
+ All modifications to the current active bank will be lost!");
   B_Reload->box(FL_UP_BOX);
   B_Reload->color(FL_RED);
   B_Reload->selection_color(FL_BACKGROUND_COLOR);

src/UI/bankwindow_gui.fl

@@ -178,7 +178,7 @@ m_parent->put_icon(m_parent->AboutWin);}
         m_parent->Put_Loaded_Bank();
         unlight_preset(m_process->Selected_Preset);
     };}
-    tooltip {Refresh the User Bank. 
+    tooltip {Refresh User Banks. 
 WARNING: This will re-load the currently active bank.
  All modifications to the current active bank will be lost!} xywh {502 14 32 24} color 88 labelsize 10
     code0 {o->set_label_offset(2);}