--text follows this line--

I was reusing my config in both emacs 24.5 and emacs-25 branch build and
I realized that the second argument to package-install is a new addition
in emacs 25.x.

Would it be OK to add something like below to NEWS:

diff --git a/etc/NEWS b/etc/NEWS
index 660af78..f3bb1a6 100644
--- a/etc/NEWS
+++ b/etc/NEWS
@@ -551,6 +551,11 @@ dependencies).  This variable can also be manually
customized.
 packages from `package-selected-packages' which are currently missing.

 ---
+*** `package-install' function now takes a DONT-SELECT argument.  If
+this function is called interactively or if DONT-SELECT is nil, add the
+package being installed to `package-selected-packages'.
+
+---
 *** New command `package-autoremove' removes all packages which were
 installed strictly as dependencies but are no longer needed.

In GNU Emacs 25.0.91.1 (x86_64-unknown-linux-gnu, GTK+ Version 2.24.23)
 of 2016-02-21 built on ulcf41.cld.analog.com
Repository revision: e19c1c301700430ae428f40c2a364671f5d50dcf
Windowing system distributor 'The X.Org Foundation', version 11.0.60900000
System Description: Red Hat Enterprise Linux Workstation release 6.6
(Santiago)

Configured using:
 'configure --prefix=/home/kmodi/usr_local/apps/6/emacs/emacs-25
 'CPPFLAGS=-fgnu89-inline -I/home/kmodi/usr_local/6/include
 -I/usr/include/freetype2 -I/usr/include' 'CFLAGS=-ggdb3 -O0'
 'CXXFLAGS=-ggdb3 -O0' 'LDFLAGS=-L/home/kmodi/usr_local/6/lib
 -L/home/kmodi/usr_local/6/lib64 -ggdb3'
 PKG_CONFIG_PATH=/home/kmodi/usr_local/6/lib/pkgconfig:/home/kmodi/usr_local/6/lib64/pkgconfig:/cad/adi/apps/gnu/linux/x86_64/6/lib/pkgconfig:/cad/adi/apps/gnu/linux/x86_64/6/lib64/pkgconfig:/usr/lib/pkgconfig:/usr/lib64/pkgconfig:/usr/share/pkgconfig:/lib/pkgconfig:/lib64/pkgconfig'

Configured features:
XPM JPEG TIFF GIF PNG RSVG IMAGEMAGICK SOUND GPM DBUS GCONF GSETTINGS
NOTIFY ACL LIBSELINUX GNUTLS LIBXML2 FREETYPE LIBOTF XFT ZLIB
TOOLKIT_SCROLL_BARS GTK2 X11

--
Kaushal Modi