Fix some whitespace issues in ChangeLog and CMakeLists.txt
Stray tab in library/CMakeLists.txt and incorrect formatting in ChangeLog.
diff --git a/ChangeLog b/ChangeLog
index 44533d2..a1d7c8b 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -4,8 +4,8 @@
Features
* Add new crypto primitives from RFC 7539: stream cipher Chacha20, one-time
- authenticator Poly1305 and AEAD construct Chacha20-Poly1305. Contributed by
- Daniel King (#485).
+ authenticator Poly1305 and AEAD construct Chacha20-Poly1305. Contributed by
+ Daniel King (#485).
Bugfix
* Fix the key_app_writer example which was writing a leading zero byte which