[gimp-help-2] Corrected some small editor preferences

[Marco Ciampa <marcoc src gnome org>]

commit ad7062c42cb5db7a3412b18219509a680fe2ae21
Author: Marco Ciampa <ciampix libero it>
Date:   Mon Jun 5 13:25:28 2017 +0200

    Corrected some small editor preferences

 src/appendix/contributing.xml |   13 +++++++------
 1 files changed, 7 insertions(+), 6 deletions(-)
---
diff --git a/src/appendix/contributing.xml b/src/appendix/contributing.xml
index 88308b8..fd411bb 100644
--- a/src/appendix/contributing.xml
+++ b/src/appendix/contributing.xml
@@ -89,8 +89,8 @@
         The language is English (USA).
       </para>
       <para>
-        To edit XML files, use your preferred text editor. Personally I use 
-        Kate. You must set the editor for:
+        To edit XML files, use your preferred text editor (this guide's
+       author prefers the free editor Kate). You must set the editor for:
         <itemizedlist>
           <listitem>
             <para>
@@ -170,10 +170,11 @@
               folder.
             </para>
             <para>
-              Open this en.xml file in a text editor, type <keycombo>
-              <keycap>Ctrl</keycap><keycap>G</keycap></keycombo> and enter 
-              the line number to jump to the concerned line in the en.xml 
-              file. There,you will find the error.
+              Open this en.xml file in a text editor, type the editor
+             <quote>jump to line</quote> command (the Kate editor command is
+             <keycombo><keycap>Ctrl</keycap><keycap>G</keycap></keycombo>)
+             and enter the line number to jump to the concerned line in the en.xml 
+              file. There, you will find the error.
             </para>
             <para>
               if you have worked on several XML files, look above in the en.xml