ChangeLog: Strip trailing whitespace

Author: wking

ChangeLog

@@ -2,20 +2,20 @@ OpenContainers Specifications
 
 Changes with v0.3.0:
 	Breaking changes:
-	
+
 	* config: Single, unified config file, #284
 	* config: cwd is a required default, and must be absolute, #286,
 	  #307, #308, #312
 	* config: qualify the name of the version field, #309
 	* config-linux: Convert classID from hex to uint32, #296
 	* config-linux: Separate mknod from cgroups, #298
-	
+
 	Additions:
-	
+
 	* config-linux: Add NoNewPrivileges setting for linux, #290
-	
+
 	Minor fixes and documentation:
-	
+
 	* config-linux: clarify oom_score_adj, #236, #292
 	* config-linux: Update links to cgroups documentation, #318
 	* config-linux: Remove pointers for slices preferring omitempty