update boost, fix cross-compile on Darwin

package/boost/Makefile

@@ -4,9 +4,9 @@
 include ${TOPDIR}/rules.mk
 
 PKG_NAME:=		boost
-PKG_VERSION:=		1.54.0
-PKG_RELEASE:=		4
-PKG_MD5SUM:=		efbfbff5a85a9330951f243d0a46e4b9
+PKG_VERSION:=		1.55.0
+PKG_RELEASE:=		1
+PKG_MD5SUM:=		93780777cfbf999a600f62883bd54b17
 PKG_DESCR:=		boost C++ library
 PKG_SECTION:=		libs
 PKG_URL:=		http://www.boost.org/
@@ -15,8 +15,8 @@ PKG_OPTS:=		dev
 
 PKG_ARCH_DEPENDS:=	!avr32 !m68k
 
-DISTFILES:=		boost_1_54_0.tar.gz
-WRKDIST=		${WRKDIR}/${PKG_NAME}_1_54_0
+DISTFILES:=		boost_1_55_0.tar.gz
+WRKDIST=		${WRKDIR}/${PKG_NAME}_1_55_0
 
 PKG_FLAVOURS_BOOST:=	date_time graph graph_parallel iostreams math program_options python regex serialization signals system test thread wave
 
@@ -126,7 +126,10 @@ endif
 	( cd ${WRKBUILD}; \
 		${BJAM_PATH} \
 			-sBUILD=release \
+			-d 2 \
 			target-os=linux \
+			architecture=$(CPU_ARCH) \
+			binary-format=elf \
 			toolset=gcc-${GPP_VERSION} \
 			--build-type=minimal \
 			--layout=versioned \

package/boost/patches/patch-boost_cstdint_hpp

@@ -1,14 +0,0 @@
---- boost_1_54_0.orig/boost/cstdint.hpp	2013-03-09 23:55:05.000000000 +0100
-+++ boost_1_54_0/boost/cstdint.hpp	2013-09-19 16:46:42.000000000 +0200
-@@ -41,7 +41,10 @@
- // so we disable use of stdint.h when GLIBC does not define __GLIBC_HAVE_LONG_LONG.
- // See https://svn.boost.org/trac/boost/ticket/3548 and http://sources.redhat.com/bugzilla/show_bug.cgi?id=10990
- //
--#if defined(BOOST_HAS_STDINT_H) && (!defined(__GLIBC__) || defined(__GLIBC_HAVE_LONG_LONG))
-+#if defined(BOOST_HAS_STDINT_H)                                 \
-+  && (!defined(__GLIBC__)                                       \
-+      || defined(__GLIBC_HAVE_LONG_LONG)                        \
-+      || (defined(__GLIBC__) && ((__GLIBC__ > 2) || ((__GLIBC__ == 2) && (__GLIBC_MINOR__ >= 17)))))
- 
- // The following #include is an implementation artifact; not part of interface.
- # ifdef __hpux