Added curl-config as a script that now gets installed

Makefile.am

@@ -8,6 +8,8 @@ EXTRA_DIST = \
 	CHANGES LEGAL maketgz MITX.txt MPL-1.1.txt \
 	config-win32.h reconf packages/README Makefile.dist
 
+bin_SCRIPTS = curl-config
+
 SUBDIRS = docs lib src include tests packages perl php
 
 # create a root makefile in the distribution: