Update documentation

README.md

@@ -89,6 +89,8 @@ You can use this to load and save the files from an existing NSM session. If you
 directory you can copy it manually to an NSM session directory, but that requires renaming the
 directory to append the unique ID provided by NSM.
 
+Sending SIGUSR1 to the program in this mode will trigger a save.
+
 Closing through your window manager in this mode will actually quit the application without a
 prompt to save changes.
 

documentation/out/english.html

@@ -1114,7 +1114,7 @@ The program is split in two parts. A shared "template" between the Laborejo Soft
 </div>
 <div id="footer">
 <div id="footer-text">
-Last updated 2019-01-27 16:49:46 +0100
+Last updated 2019-01-27 19:55:14 +0100
 </div>
 </div>
 </body>

documentation/out/german.html

@@ -1195,7 +1195,7 @@ Das Programm ist in zwei Teile aufgeteilt: Ein gemeinsames "Template" (für alle
 </div>
 <div id="footer">
 <div id="footer-text">
-Last updated 2019-01-27 16:49:46 +0100
+Last updated 2019-01-27 19:55:14 +0100
 </div>
 </div>
 </body>

index.html

@@ -120,6 +120,8 @@ the applications file menu to save (Ctrl+s).</p>
 directory you can copy it manually to an NSM session directory, but that requires renaming the
 directory to append the unique ID provided by NSM.</p>
 
+<p>Sending SIGUSR1 to the program in this mode will trigger a save.</p>
+
 <p>Closing through your window manager in this mode will actually quit the application without a
 prompt to save changes.</p>