Fix typos

Author: ethanhann

doc/change-log.md

@@ -7,7 +7,7 @@ currentMenu: change-log
 
 ## 2.0.0-beta2
 
-__Chore__
+__Chores__
 * Use custom attributes for Web API validation.
 
 __Documentation__
@@ -36,7 +36,7 @@ __Fixes__
 
 ## 2.0.0-alpha3
 
-Chores__
+__Chores__
 * Use shared assembly to streamline package creation.
 * Remove stale NuGet dependencies.