build: add waf-tool to simplify building with AddressSanitizer & friends

Change-Id: If36e52f5e49d94ad5846165c50504d06d7d3c4d0
Refs: #2589
diff --git a/tools/pib/wscript b/tools/pib/wscript
index 3e82b60..344cbaf 100644
--- a/tools/pib/wscript
+++ b/tools/pib/wscript
@@ -2,18 +2,14 @@
 top = '../..'
 
 def build(bld):
-
     bld(features=['cxx'],
         name="pib-objects",
         target="pib-objects",
         source=bld.path.ant_glob('**/*.cpp', excl=['ndn-pib.cpp']),
         use='core-objects',
-        install_path=None,
-        )
-
+        install_path=None)
 
     bld(features=['cxx', 'cxxprogram'],
         target='../../bin/ndn-pib',
         source='ndn-pib.cpp',
-        use='pib-objects',
-        )
+        use='pib-objects')