[pitivi] help: adjust see also links

[Jean-François Fortin Tam <jfft src gnome org>]

commit 128461ff94c38c67d392d915b0d002e903379920
Author: Tomas Karger <tomkarger gmail com>
Date:   Tue May 6 17:24:33 2014 +0200

    help: adjust see also links

 help/C/cheatsheet.page     |    1 -
 help/C/keyframecurves.page |    2 ++
 help/C/presets.page        |    2 ++
 help/C/trimming.page       |    1 -
 4 files changed, 4 insertions(+), 2 deletions(-)
---
diff --git a/help/C/cheatsheet.page b/help/C/cheatsheet.page
index 1084857..0a98e47 100644
--- a/help/C/cheatsheet.page
+++ b/help/C/cheatsheet.page
@@ -6,7 +6,6 @@
   <info>
     <link type="topic" xref="index"/>
     <link type="seealso" xref="movearoundtimeline"/>
-    <link type="seealso" xref="trimming"/>
     <revision pkgversion="0.16" version="0.1" date="2012-09-03" status="complete"/>
     <credit type="author">
       <name>Jean-François Fortin Tam</name>
diff --git a/help/C/keyframecurves.page b/help/C/keyframecurves.page
index fea14cf..4eeebb2 100644
--- a/help/C/keyframecurves.page
+++ b/help/C/keyframecurves.page
@@ -5,6 +5,8 @@
 
   <info>
     <link type="guide" xref="index#timeline"/>
+    <link type="seealso" xref="usingeffects"/>
+    <link type="seealso" xref="transitions"/>
     <revision pkgversion="0.92" version="0.2" date="2014-03-13" status="complete"/>
     <credit type="author">
       <name>Jean-François Fortin Tam</name>
diff --git a/help/C/presets.page b/help/C/presets.page
index ad61a69..6c937d8 100644
--- a/help/C/presets.page
+++ b/help/C/presets.page
@@ -5,6 +5,8 @@
 
   <info>
     <link type="guide" xref="index#gettingstarted"/>
+    <link type="seealso" xref="codecscontainers"/>
+    <link type="seealso" xref="rendering"/>
     <revision pkgversion="0.93" version="0.1" date="2014-05-06" status="complete"/>
     <credit type="author">
       <name>Jean-François Fortin Tam</name>
diff --git a/help/C/trimming.page b/help/C/trimming.page
index 044fbb7..b6f3da9 100644
--- a/help/C/trimming.page
+++ b/help/C/trimming.page
@@ -5,7 +5,6 @@
 
   <info>
     <link type="guide" xref="index#timeline"/>
-    <link type="seealso" xref="splitting"/>
     <revision pkgversion="0.92" version="0.1" date="2014-03-17" status="complete"/>
     <credit type="author">
       <name>Jean-François Fortin Tam</name>