add initial build system

wscript

@@ -0,0 +1,12 @@
+def options(opt):
+    opt.load("compiler_cxx")
+
+def configure(conf):
+    conf.load("compiler_cxx")
+    conf.check(header_name = "getopt.h")
+
+def build(bld):
+    bld(features = "cxx cxxprogram",
+        target = "jes",
+        source = bld.path.ant_glob("src/**/*.cc"),
+        cxxflags = ["-Wall", "-std=gnu++14"])