build-sys: Relocate lib/

test files in lib go to src/tests
include/ goes to local/
lib/*.c goes to local/

Signed-off-by: Craig Small <csmall@dropbear.xyz>

local/Makefile.am

@@ -0,0 +1,10 @@
+dist_noinst_HEADERS = \
+	c.h \
+	fileutils.h \
+	nls.h \
+	procio.h \
+	rpmatch.h \
+	signals.h \
+	strutils.h \
+	tests.h \
+	xalloc.h