core: use C++11 <random> instead of Boost.Random

Change-Id: I8f22965b86c681581762a47995f29f888421a558
Refs: #3599
diff --git a/wscript b/wscript
index 265f93b..f3052b9 100644
--- a/wscript
+++ b/wscript
@@ -110,7 +110,7 @@
     conf.check_cxx(header_name='ifaddrs.h', mandatory=False)
     conf.check_cxx(header_name='valgrind/valgrind.h', define_name='HAVE_VALGRIND', mandatory=False)
 
-    boost_libs = 'system chrono program_options random thread log log_setup'
+    boost_libs = 'system chrono program_options thread log log_setup'
     if conf.options.with_tests:
         conf.env['WITH_TESTS'] = 1
         conf.define('WITH_TESTS', 1)