[latexila] README: update the requirements

[SÃbastien Wilmet <swilmet src gnome org>]

commit 6f39a9b5280a3f4dcadd3e71702332716c75104d
Author: SÃbastien Wilmet <swilmet gnome org>
Date:   Fri Dec 21 18:43:46 2012 +0100

    README: update the requirements
    
    ITS Tool is a dependency of yelp-tools.

 README.in |    6 ++----
 1 files changed, 2 insertions(+), 4 deletions(-)
---
diff --git a/README.in b/README.in
index 8987eb8..00e0fc5 100644
--- a/README.in
+++ b/README.in
@@ -22,18 +22,16 @@ libgee
 gettext
 gsettings-desktop-schemas
 enchant
+Latexmk >= 4.31 (optional, but strongly recommended)
+Rubber (optional, Latexmk is better)
 
 And for building the sources:
 Vala >= @VALA_REQUIRED_VERSION@ (may be optional)
-ITS Tool
 yelp-tools
 
 If you are installing LaTeXila from a tarball, you don't have to install Vala
 because the C code is already generated.
 
-You also probably want to install Latexmk or Rubber. Latexmk is used by default
-for compiling documents.
-
 
 Installation
 ============