build: Update of waf and waf-tools (fixing boost detection on some platforms)

Change-Id: I35ec6db068ee5f309a5af6f2e2e0b9b43430969f
diff --git a/.gitignore b/.gitignore
index d59a82d..81101d8 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,6 @@
 .lock-waf*
-.waf*
+.waf-1*
+.waf3*
 build/
 *.pyc
 doc/html