Update R from 3.4.1 to 3.4.2

This is a bugfix and maintenance release.

Tested as working on XE500C13-K01US.

packages/r.rb

@@ -3,36 +3,26 @@ require 'package'
 class R < Package
   description 'R is a free software environment for statistical computing and graphics.'
   homepage 'https://www.r-project.org/'
-  version '3.4.1'
-  source_url 'https://cran.r-project.org/src/base/R-3/R-3.4.1.tar.gz'
-  source_sha256 '02b1135d15ea969a3582caeb95594a05e830a6debcdb5b85ed2d5836a6a3fc78'
+  version '3.4.2'
+  source_url 'https://cran.r-project.org/src/base/R-3/R-3.4.2.tar.gz'
+  source_sha256 '971e30c2436cf645f58552905105d75788bd9733bddbcb7c4fbff4c1a6d80c64'
 
   binary_url ({
-    aarch64: 'https://dl.bintray.com/chromebrew/chromebrew/r-3.4.1-chromeos-armv7l.tar.xz',
-     armv7l: 'https://dl.bintray.com/chromebrew/chromebrew/r-3.4.1-chromeos-armv7l.tar.xz',
-       i686: 'https://dl.bintray.com/chromebrew/chromebrew/r-3.4.1-chromeos-i686.tar.xz',
-     x86_64: 'https://dl.bintray.com/chromebrew/chromebrew/r-3.4.1-chromeos-x86_64.tar.xz',
   })
   binary_sha256 ({
-    aarch64: 'ef44637106ac4ee2660578f8e8c5a0e148654126ee875c955604c9a6fd1c5c35',
-     armv7l: 'ef44637106ac4ee2660578f8e8c5a0e148654126ee875c955604c9a6fd1c5c35',
-       i686: 'b806e5dfea4e46260134830c3fc6667c01031434482eb2c7bdb883fdc51e17aa',
-     x86_64: '7fb1a4f3ea5e8237d899b0ea4fe359fdd308799fd4fe05e335e2d804c11783b6',
   })
 
   # depends_on 'gfortran'       # require gfortran enabled gcc
   depends_on 'pcre'             # need to use pcre not pcre2
   depends_on 'zlibpkg'
   depends_on 'xzutils'
-
   depends_on 'bz2'
   depends_on 'curl'
   depends_on 'openssl'
   depends_on 'readline'
 
   def self.build
-    system './configure',
-      '--with-x=no' # X is not available
+    system './configure', '--with-x=no' # X is not available
     system 'make'
   end