[gthumb] help: updated the shortcuts page

[Paolo Bacchilega <paobac src gnome org>]

commit ef6df077d51d67798a3c1f87ed2364c07d6e3ca3
Author: Paolo Bacchilega <paobac src gnome org>
Date:   Tue Jul 4 15:31:05 2017 +0200

    help: updated the shortcuts page

 help/C/shortcuts.page |   37 ++++++++++++-------------------------
 1 files changed, 12 insertions(+), 25 deletions(-)
---
diff --git a/help/C/shortcuts.page b/help/C/shortcuts.page
index 4671f4c..e57af5e 100644
--- a/help/C/shortcuts.page
+++ b/help/C/shortcuts.page
@@ -61,16 +61,6 @@ id="gthumb-shortcuts">
       <tr>
         <td>
           <p>
-          <keyseq><key>Ctrl</key><key>t</key></keyseq>
-          </p>
-        </td>
-        <td>
-          <p>Shows/hides the thumbnails in the browser mode.</p>
-        </td>
-      </tr>
-      <tr>
-        <td>
-          <p>
           <key>Esc</key>
           </p>
         </td>
@@ -127,11 +117,21 @@ id="gthumb-shortcuts">
       <tr>
         <td>
           <p>
-          <key>c</key> or <keyseq><key>Ctrl</key><key>m</key></keyseq>
+          <key>c</key>
+          </p>
+        </td>
+        <td>
+          <p>Add comments or metadata to the selected images.</p>
+        </td>
+      </tr>
+      <tr>
+        <td>
+          <p>
+          <key>t</key>
           </p>
         </td>
         <td>
-          <p>Add comments or metadata to an image.</p>
+          <p>Add tags to the selected images.</p>
         </td>
       </tr>
       <tr>
@@ -316,19 +316,6 @@ id="gthumb-shortcuts">
       <tr>
         <td>
           <p>
-            <keyseq>
-              <key>Ctrl</key>
-              <key>D</key>
-            </keyseq>
-          </p>
-        </td>
-        <td>
-          <p>Add the current location to the bookmarks.</p>
-        </td>
-      </tr>
-      <tr>
-        <td>
-          <p>
           <key>+</key> or
           <key>=</key></p>
         </td>