Change version to 2.4.2.0
diff --git a/variables.h b/variables.h
index 826eb6b..6a87f2c 100644
--- a/variables.h
+++ b/variables.h
@@ -17,7 +17,7 @@
 #ifndef _VARIABLES_HEADER_
 #define _VARIABLES_HEADER_
 
-#define TW_VERSION_STR              "2.4.1.0"
+#define TW_VERSION_STR              "2.4.2.0"
 
 #define TW_USE_COMPRESSION_VAR      "tw_use_compression"
 #define TW_FILENAME                 "tw_filename"
@@ -164,7 +164,7 @@
 //   tw_sp2_is_mountable
 //   tw_sp3_is_mountable
 
-// Max archive size for tar backups before we split (1.5GB)

+// Max archive size for tar backups before we split (1.5GB)
 #define MAX_ARCHIVE_SIZE 1610612736LLU
 
 #ifndef CUSTOM_LUN_FILE