build: Always build in C++11 mode.

This commit also embeds CI build scripts and includes waf script update

Change-Id: Ib89dd8040b5e438866315425293b02694b8d85fe
Refs: #1930
diff --git a/.gitignore b/.gitignore
index 444b8db..b78202c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,6 +1,6 @@
 .DS*
+.waf3-1*
 .waf-1*
 .lock*
 **/*.pyc
 build/
-