Update lilv, lv2, serd, sord, sratom, and add suil.

lib-src/lv2/sord/waflib/Task.py

@@ -663,9 +663,15 @@ def update_outputs(cls):
 			prev_sig=bld.task_sigs[self.uid()]
 			if prev_sig==self.signature():
 				for x in self.outputs:
+					if not x.is_child_of(bld.bldnode):
+						x.sig=Utils.h_file(x.abspath())
 					if not x.sig or bld.task_sigs[x.abspath()]!=self.uid():
 						return RUN_ME
 				return SKIP_ME
+		except OSError:
+			pass
+		except IOError:
+			pass
 		except KeyError:
 			pass
 		except IndexError: