extras: mirror ragel on v.o since upstream server is broken

(cherry picked from commit af3eeea5af09938d1f90c46f048137156c531327)

extras/tools/packages.mak

 GNU=http://ftp.gnu.org/gnu
 APACHE=http://mirror.csclub.uwaterloo.ca/apache
 SF= http://downloads.sourceforge.net/project
+VIDEOLAN=http://downloads.videolan.org/pub/contrib
 
 YASM_VERSION=1.2.0
-#YASM_URL=$(CONTRIB_VIDEOLAN)/yasm-$(YASM_VERSION).tar.gz
+#YASM_URL=$(VIDEOLAN)/yasm-$(YASM_VERSION).tar.gz
 YASM_URL=http://www.tortall.net/projects/yasm/releases/yasm-$(YASM_VERSION).tar.gz
 
 CMAKE_VERSION=2.8.12.2
@@ -35,7 +36,8 @@ GAS_VERSION=72887b9
 GAS_URL=http://git.libav.org/?p=gas-preprocessor.git;a=snapshot;h=$(GAS_VERSION);sf=tgz
 
 RAGEL_VERSION=6.8
-RAGEL_URL=http://www.complang.org/ragel/ragel-$(RAGEL_VERSION).tar.gz
+#RAGEL_URL=http://www.complang.org/ragel/ragel-$(RAGEL_VERSION).tar.gz
+RAGEL_URL=$(VIDEOLAN)/ragel-$(RAGEL_VERSION).tar.gz
 
 SED_VERSION=4.2.2
 SED_URL=$(GNU)/sed/sed-$(SED_VERSION).tar.bz2