[gnuplot] Rebase to 4.6.2

[Frantisek Kluknavsky]

commit 5dead05a7fe80725c1deb1382aae1b60050f0c5f
Author: Frantisek Kluknavsky <fkluknav at redhat.com>
Date:   Thu Apr 4 16:02:34 2013 +0200

    Rebase to 4.6.2
    
    - Added explicit build dependency on ImageMagick. It somehow disappeared from emacs dependencies.
    - Patched gnuplot.texi, new latex refused to compile it.

 .gitignore |    1 +
 sources    |    2 +-
 2 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/.gitignore b/.gitignore
index 3d4b466..abc6558 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 /gnuplot-4.6.1.tar.gz
+/gnuplot-4.6.2.tar.gz
diff --git a/sources b/sources
index 2625af4..6033068 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-4c9a06461f402482c30cf94e267eb877  gnuplot-4.6.1.tar.gz
+060e0a77cabb6d6055c5917b0f0b5769  gnuplot-4.6.2.tar.gz