Update Changelog

Author: jcorporation

Changelog

@@ -1,18 +1,18 @@
 Version 2.1
 ==
 
-Merged security fixes and enhancements from redisand pull requests from upstream repository
+Merged security fixes and enhancements from redis and pull requests from upstream repository.
 
-* Feat: sdssubstr
-* Feat: sdscatfmt support of %c
+* Sec: integer overflow (CVE-2021-21309) 
+* Sec: integer overflow in _sdsMakeRoomFor (CVE-2021-41099)
+* Sec: potential overflow in sdsll2str
+* Feat: add sdssubstr function
+* Feat: added some more format specifiers to sdscatfmt
 * Upd: readme improvements
-* Fix: integer overflow (CVE-2021-21309) 
-* Fix: bug in sdscatfmt when % is the last format char
-* Fix: potential overflow in sdsll2str 
-* Fix: integer overflow in _sdsMakeRoomFor (CVE-2021-41099)
+* Fix: bug in sdscatfmt when % is the last format character
+* Fix: sdscatfmt call sdsMakeRoomFor, asked for more space than intended
 * Fix: sdssplitlen - set count to 0 if returned NULL
 * Fix: sdstrim - no need to compare the value of ep and sp
-* Fix: sdscatfmt call sdsMakeRoomFor, asked for more space than intended
 * Fix: avoid warnings with -Wshadow
 * Fix: add missing headerguard in sdsalloc.h