update changelog

Author: nsheff

DESCRIPTION

@@ -1,6 +1,6 @@
 Package: simpleCache
 Version: 0.4.1
-Date: 2018-06-08
+Date: 2019-02-26
 Title: Simply Caching R Objects
 Description: Provides intuitive functions for caching R objects, encouraging
     reproducible, restartable, and distributed R analysis. The user selects a

NEWS renamed to NEWS.md

@@ -1,37 +1,43 @@
 # Change log
 All notable changes to this project will be documented in this file.
 
-## [0.4.0] -- 2017-12-20
+## simpleCache [0.4.1] -- 2019-02-26
+
+	- fixes unit tests on windows
+	- fixes lifespan bug that used creation time instead of modification time
+	- allow arg-less directory setting to default to current working dir
+
+## simpleCache [0.4.0] -- 2017-12-20
 
 	- adds a lifespan arg to simpleCache() to create auto-expiring caches
 	- remove unnecessary parse argument to simpleCache()
 	- viewCacheDirs() renamed to simpleCacheOptions()
 
-## [0.3.1] -- 2017-08-21
+## simpleCache [0.3.1] -- 2017-08-21
 
 	- fixed a bug in unit tests that left behind a test cache in user home dir.
 	- changes cache building to happen in parent.frame()
 	- repaired vignette so R code is displayed properly
 	- added deleteCaches() function and docs
 	- reduced size of unit test cache for speed increase
 
-## [0.3.0] -- 2017-08-21
+## simpleCache [0.3.0] -- 2017-08-21
 
 	- switched default cache dir to tempdir()
 	- changed availCaches() to listCaches()
 	- changes cache building to happen in globalenv(), so that any loaded
 	  packages are available for cache building
 
 
-## [0.2.1] -- 2017-07-30
+## simpleCache [0.2.1] -- 2017-07-30
 
 	- added examples
 
-## [0.2.0] -- 2017-07-30
+## simpleCache [0.2.0] -- 2017-07-30
 
 	- support for batchjobs parallel processing
 	- docs, prep for submission to CRAN
 
-## [0.0.1]
+## simpleCache [0.0.1]
 
 	- long-term stable version