Add optimization flags in wscript.

git-svn-id: http://subversion.jackaudio.org/jack/jack2/trunk/jackmp@3175 0c269be4-1314-0410-8aa9-9f06e86f4224

wscript

@@ -81,6 +81,9 @@ def configure(conf):
     conf.check_tool('compiler_cxx')
     conf.check_tool('compiler_cc')
 
+    conf.env.append_unique('CXXFLAGS', '-O3 -Wall')
+    conf.env.append_unique('CCFLAGS', '-O3 -Wall')
+
     conf.sub_config('common')
     if conf.env['IS_LINUX']:
         conf.sub_config('linux')