Update local LV2 libraries to latest versions

lilv-0.24.6
   lv2-1.16.0
   serd-0.30.2
   sord-0.16.4
   sratom-0.6.4
   suil-0.10.6

lib-src/lv2/suil/waflib/Tools/compiler_d.py

@@ -1,29 +1,85 @@
-#! /usr/bin/env python
+#!/usr/bin/env python
 # encoding: utf-8
-# WARNING! Do not edit! http://waf.googlecode.com/git/docs/wafbook/single.html#_obtaining_the_waf_file
+# Carlos Rafael Giani, 2007 (dv)
+# Thomas Nagy, 2016-2018 (ita)
+
+"""
+Try to detect a D compiler from the list of supported compilers::
+
+	def options(opt):
+		opt.load('compiler_d')
+	def configure(cnf):
+		cnf.load('compiler_d')
+	def build(bld):
+		bld.program(source='main.d', target='app')
+
+Only three D compilers are really present at the moment:
+
+* gdc
+* dmd, the ldc compiler having a very similar command-line interface
+* ldc2
+"""
+
+import re
+from waflib import Utils, Logs
+
+d_compiler = {
+'default' : ['gdc', 'dmd', 'ldc2']
+}
+"""
+Dict mapping the platform names to lists of names of D compilers to try, in order of preference::
+
+	from waflib.Tools.compiler_d import d_compiler
+	d_compiler['default'] = ['gdc', 'dmd', 'ldc2']
+"""
+
+def default_compilers():
+	build_platform = Utils.unversioned_sys_platform()
+	possible_compiler_list = d_compiler.get(build_platform, d_compiler['default'])
+	return ' '.join(possible_compiler_list)
 
-import os,sys,imp,types
-from waflib import Utils,Configure,Options,Logs
 def configure(conf):
-	for compiler in conf.options.dcheck.split(','):
+	"""
+	Detects a suitable D compiler
+
+	:raises: :py:class:`waflib.Errors.ConfigurationError` when no suitable compiler is found
+	"""
+	try:
+		test_for_compiler = conf.options.check_d_compiler or default_compilers()
+	except AttributeError:
+		conf.fatal("Add options(opt): opt.load('compiler_d')")
+
+	for compiler in re.split('[ ,]+', test_for_compiler):
 		conf.env.stash()
-		conf.start_msg('Checking for %r (d compiler)'%compiler)
+		conf.start_msg('Checking for %r (D compiler)' % compiler)
 		try:
 			conf.load(compiler)
-		except conf.errors.ConfigurationError ,e:
+		except conf.errors.ConfigurationError as e:
 			conf.env.revert()
 			conf.end_msg(False)
-			Logs.debug('compiler_d: %r'%e)
+			Logs.debug('compiler_d: %r', e)
 		else:
 			if conf.env.D:
 				conf.end_msg(conf.env.get_flat('D'))
-				conf.env['COMPILER_D']=compiler
+				conf.env.COMPILER_D = compiler
+				conf.env.commit()
 				break
+			conf.env.revert()
 			conf.end_msg(False)
 	else:
-		conf.fatal('no suitable d compiler was found')
+		conf.fatal('could not configure a D compiler!')
+
 def options(opt):
-	d_compiler_opts=opt.add_option_group('D Compiler Options')
-	d_compiler_opts.add_option('--check-d-compiler',default='gdc,dmd,ldc2',action='store',help='check for the compiler [Default:gdc,dmd,ldc2]',dest='dcheck')
-	for d_compiler in['gdc','dmd','ldc2']:
-		opt.load('%s'%d_compiler)
+	"""
+	This is how to provide compiler preferences on the command-line::
+
+		$ waf configure --check-d-compiler=dmd
+	"""
+	test_for_compiler = default_compilers()
+	d_compiler_opts = opt.add_option_group('Configuration options')
+	d_compiler_opts.add_option('--check-d-compiler', default=None,
+		help='list of D compilers to try [%s]' % test_for_compiler, dest='check_d_compiler')
+
+	for x in test_for_compiler.split():
+		opt.load('%s' % x)
+