fix confparser leaks reported by scan-build, add scan script

analyze-clean.sh

@@ -0,0 +1,12 @@
+#!/bin/bash
+
+report_dir=scan-build-$(cat /dev/urandom | tr -dc 'a-zA-Z0-9' | fold -w 6 | head -n 1)
+
+if make clean ; then
+	scan-build -o "$report_dir" make -j CC=clang
+	if ls "$report_dir" ; then
+		scan-view "$report_dir"/*
+		rm -rf "$report_dir"
+	fi
+fi
+