target: add deprecated target name support

This enables us to change the target name without breaking any
target scripts.

Change-Id: I635f961e573264d3dab2560f3a803ef1986ccfde
Signed-off-by: Spencer Oliver <spen@spen-soft.co.uk>
Reviewed-on: http://openocd.zylin.com/919
Tested-by: jenkins

src/jtag/Makefile.am

@@ -39,9 +39,9 @@ else
 MINIDRIVER_IMP_DIR = $(srcdir)/drivers
 DRIVERFILES += commands.c
 
-if STLINK
-SUBDIRS += stlink
-libjtag_la_LIBADD += $(top_builddir)/src/jtag/stlink/libocdstlink.la
+if HLADAPTER
+SUBDIRS += hla
+libjtag_la_LIBADD += $(top_builddir)/src/jtag/hla/libocdhla.la
 endif
 
 SUBDIRS += drivers