[gtksourceview] Fixed highlighting of ruby floating numbers

[Jesse van den Kieboom <jessevdk src gnome org>]

commit e0be5c716f2587622b25dd3a9cec2a744e43dce5
Author: Jesse van den Kieboom <jessevdk gnome org>
Date:   Wed Feb 27 15:07:16 2013 +0100

    Fixed highlighting of ruby floating numbers

 data/language-specs/ruby.lang |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/data/language-specs/ruby.lang b/data/language-specs/ruby.lang
index 4e6b36d..63be89d 100644
--- a/data/language-specs/ruby.lang
+++ b/data/language-specs/ruby.lang
@@ -382,8 +382,8 @@
     <define-regex id="underscore_num">\d(_?\d)*</define-regex>
 
     <define-regex id="float" extended="true">
-      ( (\%{underscore_num})?\.\%{underscore_num} | \%{underscore_num}\. ) |
-      ( 
(\%{underscore_num}|(\%{underscore_num})?\.\%{underscore_num}|\%{underscore_num}\.)[eE][+-]?\%{underscore_num}
 )
+      ( \%{underscore_num}\.\%{underscore_num} ) |
+      ( (\%{underscore_num}(\.\%{underscore_num})?)[eE][+-]?\%{underscore_num} )
     </define-regex>
 
     <context id="float" style-ref="floating-point">