Added yum cache to system excludes list

Updated requirements

REQUIREMENTS

+tar >= 1.22
+- Previous version of tar have a --null bug, dbackup does work around this
+  but tar cannot backup files with very odd filenames that contain " ' \
+
+xz
+- For best compression
+
+Compress::Zlib
+
+Config::IniFiles

dbackup

@@ -41,7 +41,7 @@ use MIME::Base64;
 
 
 
-my $VERSION = "0.0.13";
+my $VERSION = "0.0.14";
 # System dirs we don't care about
 my @defaultSystemExcl = ("/dev","/run","/proc","/sys","/tmp","/var/tmp");
 # These should be backed up separately
@@ -50,7 +50,8 @@ my @defaultDataExcl = (
 		"/var/amavis/tmp/",
 		"/var/spool/mailman/retry",
 		"/var/spool/postfix/public",
-		"/var/spool/postfix/private"
+		"/var/spool/postfix/private",
+		"/var/cache/yum"
 );