Fix buildsystem:
* Prevent pollution of python site-packages root dir
* Fix underlinking in modules
* Remove broken AX_* macros
* Add workaround for parallel install issue with automake

--- a/body/Makefile.am
+++ b/body/Makefile.am
@@ -21,6 +21,10 @@
 	Tire.cc \
 	Transmission.cc \
 	Wheel.cc
+libvamos_body_la_LIBADD = \
+	-l$(BOOST_PYTHON_LIB) \
+	../geometry/libvamos-geometry.la \
+	../media/libvamos-media.la
 
 pkginclude_HEADERS = \
 	Aerodynamic_Device.h \
@@ -46,24 +50,23 @@
 
 EXTRA_DIST = $(pkginclude_HEADERS)
 
-AM_CXXFLAGS = -fPIC -Wall -pedantic
+AM_CXXFLAGS = -Wall -pedantic
+AM_CPPFLAGS = $(PYTHON_CPPFLAGS)
 
 # Python Module
 if HAVE_PYTHON
-pyexec_LTLIBRARIES = body.la
+pkgpyexec_LTLIBRARIES = body.la
 else
-pyexec_LTLIBRARIES =
+pkgpyexec_LTLIBRARIES =
 endif
 
 body_la_SOURCES = bp-body.cc
-body_la_CXXFLAGS = $(AM_CXXFLAGS) -I$(PYTHON_INCLUDE_DIR)
 body_la_LDFLAGS = -avoid-version -module
 body_la_LIBADD = \
-	$(top_srcdir)/body/libvamos-body.la \
-	$(top_srcdir)/geometry/libvamos-geometry.la \
-	$(top_srcdir)/media/libvamos-media.la \
-	-l$(PYTHON_LIB) \
-	-l$(BOOST_PYTHON_LIB)
+	libvamos-body.la \
+	../geometry/libvamos-geometry.la \
+	../media/libvamos-media.la \
+	$(PYTHON_LIBS)
 
 if DO_UNIT_TESTS
 UNIT_TESTS = \
@@ -81,7 +84,7 @@
 test_Aerodynamic_Device_SOURCES = test_Aerodynamic_Device.cc
 test_Aerodynamic_Device_CXXFLAGS = -DBOOST_TEST_DYN_LINK
 test_Aerodynamic_Device_LDADD = \
-	$(top_srcdir)/geometry/libvamos-geometry.la \
+	../geometry/libvamos-geometry.la \
 	Frame.lo \
 	Particle.lo \
 	Aerodynamic_Device.lo \
@@ -89,35 +92,35 @@
 test_Car_SOURCES = test_Car.cc
 test_Car_CXXFLAGS = -DBOOST_TEST_DYN_LINK
 test_Car_LDADD = \
-	$(top_srcdir)/geometry/libvamos-geometry.la \
-	$(top_srcdir)/media/libvamos-media.la \
-	$(top_srcdir)/body/libvamos-body.la \
+	../geometry/libvamos-geometry.la \
+	../media/libvamos-media.la \
+	../body/libvamos-body.la \
 	-lboost_unit_test_framework
 test_Frame_SOURCES = test_Frame.cc
 test_Frame_CXXFLAGS = -DBOOST_TEST_DYN_LINK
 test_Frame_LDADD = \
-	$(top_srcdir)/geometry/libvamos-geometry.la \
+	../geometry/libvamos-geometry.la \
 	Frame.lo \
 	-lboost_unit_test_framework
 test_Particle_SOURCES = test_Particle.cc
 test_Particle_CXXFLAGS = -DBOOST_TEST_DYN_LINK
 test_Particle_LDADD = \
-	$(top_srcdir)/geometry/libvamos-geometry.la \
+	../geometry/libvamos-geometry.la \
 	Frame.lo \
 	Particle.lo \
 	-lboost_unit_test_framework
 test_Rigid_Body_SOURCES = test_Rigid_Body.cc
 test_Rigid_Body_CXXFLAGS = -DBOOST_TEST_DYN_LINK
 test_Rigid_Body_LDADD = \
-	$(top_srcdir)/geometry/libvamos-geometry.la \
-	$(top_srcdir)/media/libvamos-media.la \
-	$(top_srcdir)/body/libvamos-body.la \
+	../geometry/libvamos-geometry.la \
+	../media/libvamos-media.la \
+	../body/libvamos-body.la \
 	-lboost_unit_test_framework
 
 if DO_UNIT_TESTS
 check-local: $(UNIT_TESTS)
 	for test in $(UNIT_TESTS); do \
 		echo $$test; \
-		$(top_srcdir)/body/$$test; \
+		../body/$$test; \
 	done
 endif
--- a/configure.ac
+++ b/configure.ac
@@ -19,7 +19,7 @@
 AC_PROG_INSTALL
 AC_PROG_MAKE_SET
 
-AC_PROG_LIBTOOL
+LT_INIT
 
 AC_PATH_X
 
@@ -28,9 +28,6 @@
 
 AC_CONFIG_FILES([vamos/vamos], [chmod +x vamos/vamos])
 
-dnl Python
-AX_PYTHON
-
 dnl Boost
 AX_BOOST_BASE([1.46.0],, AC_MSG_ERROR([Boost >= v1.46.0 is required.]))
 AX_BOOST_PYTHON([1.46.0])
--- a/geometry/Makefile.am
+++ b/geometry/Makefile.am
@@ -15,6 +15,7 @@
 	Three_Vector.cc \
 	Two_Vector.cc \
 	Parameter.cc
+libvamos_geometry_la_LIBADD = -l$(BOOST_PYTHON_LIB)
 
 pkginclude_HEADERS = \
 	Calculations.h \
@@ -39,22 +40,21 @@
 
 EXTRA_DIST = $(pkginclude_HEADERS)
 
-AM_CXXFLAGS = -fPIC -Wall -pedantic
+AM_CXXFLAGS = -Wall -pedantic
+AM_CPPFLAGS = $(PYTHON_CPPFLAGS)
 
 # Python Module
 if HAVE_PYTHON
-pyexec_LTLIBRARIES = geometry.la
+pkgpyexec_LTLIBRARIES = geometry.la
 else
-pyexec_LTLIBRARIES =
+pkgpyexec_LTLIBRARIES =
 endif
 
 geometry_la_SOURCES = bp-geometry.cc
-geometry_la_CXXFLAGS = $(AM_CXXFLAGS) -I$(PYTHON_INCLUDE_DIR)
 geometry_la_LDFLAGS = -avoid-version -module
 geometry_la_LIBADD = \
-	$(top_srcdir)/geometry/libvamos-geometry.la \
-	-l$(PYTHON_LIB) \
-	-l$(BOOST_PYTHON_LIB)
+	libvamos-geometry.la \
+	$(PYTHON_LIBS)
 
 # Unit Tests
 if DO_UNIT_TESTS
@@ -110,6 +110,6 @@
 check-local: $(UNIT_TESTS)
 	for test in $(UNIT_TESTS); do \
 		echo $$test; \
-		$(top_srcdir)/geometry/$$test; \
+		../geometry/$$test; \
 	done
 endif
--- a/media/Makefile.am
+++ b/media/Makefile.am
@@ -7,6 +7,7 @@
 	Texture_Image.cc \
 	Two_D.cc \
 	XML_Parser.cc
+libvamos_media_la_LIBADD = ../geometry/libvamos-geometry.la
 
 pkginclude_HEADERS = \
 	Ac3d.h \
@@ -19,23 +20,27 @@
 
 EXTRA_DIST = $(pkginclude_HEADERS)
 
-AM_CXXFLAGS = -fPIC -Wall -pedantic
+AM_CXXFLAGS = -Wall -pedantic
+AM_CPPFLAGS = $(PYTHON_CPPFLAGS)
 
 # Python Module
 if HAVE_PYTHON
-pyexec_LTLIBRARIES = media.la
+pkgpyexec_LTLIBRARIES = media.la
 else
-pyexec_LTLIBRARIES =
+pkgpyexec_LTLIBRARIES =
 endif
 
 media_la_SOURCES = bp-media.cc
-media_la_CXXFLAGS = $(AM_CXXFLAGS) -I$(PYTHON_INCLUDE_DIR)
 media_la_LDFLAGS = -avoid-version -module
 media_la_LIBADD = \
-	$(top_srcdir)/geometry/libvamos-geometry.la \
-	$(top_srcdir)/media/libvamos-media.la \
-	-l$(PYTHON_LIB) \
-	-l$(BOOST_PYTHON_LIB)
+	../geometry/libvamos-geometry.la \
+	libvamos-media.la \
+	$(PYTHON_LIBS)
+
+# workaround for broken parallel install support in automake with LTLIBRARIES
+# http://debbugs.gnu.org/cgi/bugreport.cgi?bug=7328
+install_pkgpyexecLTLIBRARIES = install-pkgpyexecLTLIBRARIES
+$(install_pkgpyexecLTLIBRARIES): install-libLTLIBRARIES
 
 # Unit Tests
 if DO_UNIT_TESTS
@@ -54,6 +59,6 @@
 check-local: $(UNIT_TESTS)
 	for test in $(UNIT_TESTS); do \
 		echo $$test; \
-		$(top_srcdir)/media/$$test; \
+		../media/$$test; \
 	done
 endif
--- a/track/Makefile.am
+++ b/track/Makefile.am
@@ -6,6 +6,9 @@
 	Road_Segment.cc \
 	Strip_Track.cc \
 	Strip_Track_Reader.cc
+libvamos_track_la_LIBADD = \
+	../geometry/libvamos-geometry.la \
+	../media/libvamos-media.la
 
 pkginclude_HEADERS = \
 	Gl_Road_Segment.h \
@@ -17,24 +20,23 @@
 
 EXTRA_DIST = $(pkginclude_HEADERS)
 
-AM_CXXFLAGS = -fPIC -Wall -pedantic
+AM_CXXFLAGS = -Wall -pedantic
+AM_CPPFLAGS = $(PYTHON_CPPFLAGS)
 
 # Python Module
 if HAVE_PYTHON
-pyexec_LTLIBRARIES = track.la
+pkgpyexec_LTLIBRARIES = track.la
 else
-pyexec_LTLIBRARIES =
+pkgpyexec_LTLIBRARIES =
 endif
 
 track_la_SOURCES = bp-track.cc
-track_la_CXXFLAGS = $(AM_CXXFLAGS) -I$(PYTHON_INCLUDE_DIR)
 track_la_LDFLAGS = -avoid-version -module
 track_la_LIBADD = \
-	$(top_srcdir)/geometry/libvamos-geometry.la \
-	$(top_srcdir)/media/libvamos-media.la \
-	$(top_srcdir)/track/libvamos-track.la \
-	-l$(PYTHON_LIB) \
-	-l$(BOOST_PYTHON_LIB)
+	../geometry/libvamos-geometry.la \
+	../media/libvamos-media.la \
+	libvamos-track.la \
+	$(PYTHON_LIBS)
 
 # Unit Tests
 if DO_UNIT_TESTS
@@ -50,14 +52,14 @@
 test_Road_Segment_SOURCES = test_Road_Segment.cc
 test_Road_Segment_CXXFLAGS = -DBOOST_TEST_DYN_LINK
 test_Road_Segment_LDADD = \
-	$(top_srcdir)/geometry/libvamos-geometry.la \
+	../geometry/libvamos-geometry.la \
 	Road_Segment.lo \
 	-lboost_unit_test_framework
 test_Strip_Track_SOURCES = test_Strip_Track.cc
 test_Strip_Track_CXXFLAGS = -DBOOST_TEST_DYN_LINK
 test_Strip_Track_LDADD = \
-	$(top_srcdir)/geometry/libvamos-geometry.la \
-	$(top_srcdir)/media/libvamos-media.la \
+	../geometry/libvamos-geometry.la \
+	../media/libvamos-media.la \
 	Road_Segment.lo \
 	Gl_Road_Segment.lo \
 	Strip_Track.lo \
@@ -68,6 +70,6 @@
 check-local: $(UNIT_TESTS)
 	for test in $(UNIT_TESTS); do \
 		echo $$test; \
-		$(top_srcdir)/track/$$test; \
+		../track/$$test; \
 	done
 endif
--- a/vamos/Makefile.am
+++ b/vamos/Makefile.am
@@ -9,12 +9,12 @@
 EXTRA_DIST = Options.h
 
 cvamos_LDADD = \
-	$(top_srcdir)/world/libvamos-world.la \
-	$(top_srcdir)/body/libvamos-body.la \
-	$(top_srcdir)/track/libvamos-track.la \
-	$(top_srcdir)/geometry/libvamos-geometry.la \
-	$(top_srcdir)/media/libvamos-media.la \
+	../world/libvamos-world.la \
+	../body/libvamos-body.la \
+	../track/libvamos-track.la \
+	../geometry/libvamos-geometry.la \
+	../media/libvamos-media.la \
 	-lboost_system \
 	-lboost_filesystem
 
-AM_CXXFLAGS = -fPIC -Wall -pedantic -DDATADIR=\"$(pkgdatadir)\"
+AM_CXXFLAGS = -Wall -pedantic -DDATADIR=\"$(pkgdatadir)\"
--- a/world/Makefile.am
+++ b/world/Makefile.am
@@ -10,6 +10,10 @@
 	Sounds.cc \
 	Timing_Info.cc \
 	World.cc
+libvamos_world_la_LIBADD = \
+	../geometry/libvamos-geometry.la \
+	../track/libvamos-track.la \
+	../body/libvamos-body.la
 
 pkginclude_HEADERS = \
 	Atmosphere.h \
@@ -26,26 +30,25 @@
 
 EXTRA_DIST = $(pkginclude_HEADERS)
 
-AM_CXXFLAGS = -fPIC -Wall -pedantic
+AM_CXXFLAGS = -Wall -pedantic
+AM_CPPFLAGS = $(PYTHON_CPPFLAGS)
 
 # Python Module
 if HAVE_PYTHON
-pyexec_LTLIBRARIES = world.la
+pkgpyexec_LTLIBRARIES = world.la
 else
-pyexec_LTLIBRARIES =
+pkgpyexec_LTLIBRARIES =
 endif
 
 world_la_SOURCES = bp-world.cc
-world_la_CXXFLAGS = $(AM_CXXFLAGS) -I$(PYTHON_INCLUDE_DIR)
 world_la_LDFLAGS = -avoid-version -module
 world_la_LIBADD = \
-	$(top_srcdir)/body/libvamos-body.la \
-	$(top_srcdir)/geometry/libvamos-geometry.la \
-	$(top_srcdir)/media/libvamos-media.la \
-	$(top_srcdir)/track/libvamos-track.la \
-	$(top_srcdir)/world/libvamos-world.la \
-	-l$(PYTHON_LIB) \
-	-l$(BOOST_PYTHON_LIB)
+	../body/libvamos-body.la \
+	../geometry/libvamos-geometry.la \
+	../media/libvamos-media.la \
+	../track/libvamos-track.la \
+	libvamos-world.la \
+	$(PYTHON_LIBS)
 
 # Unit Tests
 if DO_UNIT_TESTS
@@ -67,6 +70,6 @@
 check-local: $(UNIT_TESTS)
 	for test in $(UNIT_TESTS); do \
 		echo $$test; \
-		$(top_srcdir)/world/$$test; \
+		../world/$$test; \
 	done
 endif