Doc: managing chunks in the diff editor

Change-Id: I408faf99e71d6e368f719af8796ea0d238258d84
Reviewed-by: Jarek Kobus <jaroslaw.kobus@theqtcompany.com>

doc/src/editors/creator-diff-editor.qdoc

@@ -51,6 +51,10 @@
     indicates lines that contain added text (painted a darker green) in the
     right pane.
 
+    To revert the changes, right-click added text and then select
+    \uicontrol {Revert Chunk} in the context menu. To apply the changes, select
+    removed text and then select \uicontrol {Apply Chunk}.
+
     To view the differences in a unified view where changed rows are placed
     below each other, select
     \inlineimage qtcreator-switchto-unified-diffeditor.png
@@ -99,4 +103,8 @@
     If the files change outside \QC, select
     \inlineimage qtcreator-regenerate-index.png
     (\uicontrol {Reload Editor}) to compare them again and to show the results.
+
+    To send a chunk of changes to a \l{Pasting and Fetching Code Snippets}
+    {code pasting service}, select \uicontrol {Send Chunk to CodePaster} in the
+    context menu.
 */

doc/src/editors/creator-editors.qdoc

@@ -1029,6 +1029,9 @@
     To paste any content that you copied to the clipboard, select \uicontrol Tools >
     \uicontrol {Code Pasting} > \uicontrol {Paste Snippet}.
 
+    To paste content from the \l{Comparing Files}{diff editor}, right-click a
+    chunk and select \uicontrol {Send Chunk to CodePaster} in the context menu.
+
     To fetch a snippet of code from the server, select \uicontrol{Tools} >
     \uicontrol{Code Pasting} > \uicontrol{Fetch Snippet} or press \key{Alt+C,Alt+F}. Select
     the snippet to fetch from the list.