Bump version and remove news for rowSums/Means

Author: joshuaulrich

DESCRIPTION

@@ -1,7 +1,7 @@
 Package: xts
 Type: Package
 Title: eXtensible Time Series
-Version: 0.12.9901
+Version: 0.13.0
 Authors@R: c(
   person(given=c("Jeffrey","A."), family="Ryan", role=c("aut","cph")),
   person(given=c("Joshua","M."), family="Ulrich", role=c("cre","aut"), email="josh.m.ulrich@gmail.com"),

NEWS

@@ -1,5 +1,5 @@
 ################################################################################
-Changed in xts 0.12.X:
+Changed in xts 0.13.0:
 
 ### New Features
 
@@ -34,10 +34,6 @@ o Updated `to.period()` to accept custom 'endpoints' via the 'period' argument.
   Now you can aggregate on something other than the times that 'endpoints()'
   supports. Thanks to Ethan B. Smith for the suggestion! (#302)
 
-o Added xts methods for `rowMeans()` and `rowSums()`. Calling `rowSums(my_xts)`
-  now returns an xts object instead of a matrix. Thanks to @harvey131 for the
-  suggestion! (#281)
-
 ### Fixes
 
 o Fixed typo and expand `period.apply()` documentation. (#205)