diff --git a/Makefile.am b/Makefile.am
index fd805b7be..9f9c58848 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -1,239 +1,241 @@
 # Copyright (c) 2013-2016 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
 ACLOCAL_AMFLAGS = -I build-aux/m4
 SUBDIRS = src
 if ENABLE_MAN
 SUBDIRS += doc/man
 endif
+
+export PYTHONPATH
+
 .PHONY: deploy FORCE
 
 GZIP_ENV="-9n"
-export PYTHONPATH
 
 if BUILD_BITCOIN_LIBS
 pkgconfigdir = $(libdir)/pkgconfig
 pkgconfig_DATA = libbitcoinconsensus.pc
 endif
 
 BITCOIND_BIN=$(top_builddir)/src/$(BITCOIN_DAEMON_NAME)$(EXEEXT)
 BITCOIN_QT_BIN=$(top_builddir)/src/qt/$(BITCOIN_GUI_NAME)$(EXEEXT)
 BITCOIN_CLI_BIN=$(top_builddir)/src/$(BITCOIN_CLI_NAME)$(EXEEXT)
 BITCOIN_WIN_INSTALLER=$(PACKAGE)-$(PACKAGE_VERSION)-win$(WINDOWS_BITS)-setup$(EXEEXT)
 
 empty :=
 space := $(empty) $(empty)
 
 OSX_APP=BitcoinABC-Qt.app
 OSX_VOLNAME = $(subst $(space),-,$(PACKAGE_NAME))
 OSX_DMG = $(OSX_VOLNAME).dmg
 OSX_BACKGROUND_SVG=background.svg
 OSX_BACKGROUND_IMAGE=background.tiff
 OSX_BACKGROUND_IMAGE_DPIS=36 72
 OSX_DSSTORE_GEN=$(top_srcdir)/contrib/macdeploy/custom_dsstore.py
 OSX_DEPLOY_SCRIPT=$(top_srcdir)/contrib/macdeploy/macdeployqtplus
 OSX_FANCY_PLIST=$(top_srcdir)/contrib/macdeploy/fancy.plist
 OSX_INSTALLER_ICONS=$(top_srcdir)/src/qt/res/icons/bitcoin.icns
 OSX_PLIST=$(top_builddir)/share/qt/Info.plist #not installed
 OSX_QT_TRANSLATIONS = da,de,es,hu,ru,uk,zh_CN,zh_TW
 
 DIST_DOCS = $(wildcard doc/*.md) $(wildcard doc/release-notes/*.md)
 DIST_CONTRIB = $(top_srcdir)/contrib/bitcoin-cli.bash-completion \
 	       $(top_srcdir)/contrib/bitcoin-tx.bash-completion \
 	       $(top_srcdir)/contrib/bitcoind.bash-completion \
 	       $(top_srcdir)/contrib/init \
 	       $(top_srcdir)/contrib/rpm
 
 BIN_CHECKS=$(top_srcdir)/contrib/devtools/symbol-check.py \
            $(top_srcdir)/contrib/devtools/security-check.py
 
 WINDOWS_PACKAGING = $(top_srcdir)/share/pixmaps/bitcoin.ico \
   $(top_srcdir)/share/pixmaps/nsis-header.bmp \
   $(top_srcdir)/share/pixmaps/nsis-wizard.bmp \
   $(top_srcdir)/doc/README_windows.txt
 
 OSX_PACKAGING = $(OSX_DEPLOY_SCRIPT) $(OSX_FANCY_PLIST) $(OSX_INSTALLER_ICONS) \
   $(top_srcdir)/contrib/macdeploy/$(OSX_BACKGROUND_SVG) \
   $(OSX_DSSTORE_GEN) \
   $(top_srcdir)/contrib/macdeploy/detached-sig-apply.sh \
   $(top_srcdir)/contrib/macdeploy/detached-sig-create.sh
 
 COVERAGE_INFO = baseline_filtered_combined.info baseline.info \
   leveldb_baseline.info test_bitcoin_filtered.info total_coverage.info \
   baseline_filtered.info rpc_test.info rpc_test_filtered.info \
   leveldb_baseline_filtered.info test_bitcoin_coverage.info test_bitcoin.info
 
 dist-hook:
 	-$(GIT) archive --format=tar HEAD -- src/clientversion.cpp | $(AMTAR) -C $(top_distdir) -xf -
 
 $(BITCOIN_WIN_INSTALLER): all-recursive
 	$(MKDIR_P) $(top_builddir)/release
 	STRIPPROG="$(STRIP)" $(INSTALL_STRIP_PROGRAM) $(BITCOIND_BIN) $(top_builddir)/release
 	STRIPPROG="$(STRIP)" $(INSTALL_STRIP_PROGRAM) $(BITCOIN_QT_BIN) $(top_builddir)/release
 	STRIPPROG="$(STRIP)" $(INSTALL_STRIP_PROGRAM) $(BITCOIN_CLI_BIN) $(top_builddir)/release
 	@test -f $(MAKENSIS) && $(MAKENSIS) -V2 $(top_builddir)/share/setup.nsi || \
 	  echo error: could not build $@
 	@echo built $@
 
 $(if $(findstring src/,$(MAKECMDGOALS)),$(MAKECMDGOALS), none): FORCE
 	$(MAKE) -C src $(patsubst src/%,%,$@)
 
 $(OSX_APP)/Contents/PkgInfo:
 	$(MKDIR_P) $(@D)
 	@echo "APPL????" > $@
 
 $(OSX_APP)/Contents/Resources/empty.lproj:
 	$(MKDIR_P) $(@D)
 	@touch $@ 
 
 $(OSX_APP)/Contents/Info.plist: $(OSX_PLIST)
 	$(MKDIR_P) $(@D)
 	$(INSTALL_DATA) $< $@
 
 $(OSX_APP)/Contents/Resources/bitcoin.icns: $(OSX_INSTALLER_ICONS)
 	$(MKDIR_P) $(@D)
 	$(INSTALL_DATA) $< $@
 
 $(OSX_APP)/Contents/MacOS/BitcoinABC-Qt: $(BITCOIN_QT_BIN)
 	$(MKDIR_P) $(@D)
 	STRIPPROG="$(STRIP)" $(INSTALL_STRIP_PROGRAM)  $< $@
 
 $(OSX_APP)/Contents/Resources/Base.lproj/InfoPlist.strings:
 	$(MKDIR_P) $(@D)
 	echo '{	CFBundleDisplayName = "$(PACKAGE_NAME)"; CFBundleName = "$(PACKAGE_NAME)"; }' > $@
 
 OSX_APP_BUILT=$(OSX_APP)/Contents/PkgInfo $(OSX_APP)/Contents/Resources/empty.lproj \
   $(OSX_APP)/Contents/Resources/bitcoin.icns $(OSX_APP)/Contents/Info.plist \
   $(OSX_APP)/Contents/MacOS/BitcoinABC-Qt $(OSX_APP)/Contents/Resources/Base.lproj/InfoPlist.strings
 
 osx_volname:
 	echo $(OSX_VOLNAME) >$@
 
 if BUILD_DARWIN
 $(OSX_DMG): $(OSX_APP_BUILT) $(OSX_PACKAGING) $(OSX_BACKGROUND_IMAGE)
 	$(PYTHON) $(OSX_DEPLOY_SCRIPT) $(OSX_APP) -add-qt-tr $(OSX_QT_TRANSLATIONS) -translations-dir=$(QT_TRANSLATION_DIR) -dmg -fancy $(OSX_FANCY_PLIST) -verbose 2 -volname $(OSX_VOLNAME)
 
 $(OSX_BACKGROUND_IMAGE).png: contrib/macdeploy/$(OSX_BACKGROUND_SVG)
 	sed 's/PACKAGE_NAME/$(PACKAGE_NAME)/' < "$<" | $(RSVG_CONVERT) -f png -d 36 -p 36 -o $@
 $(OSX_BACKGROUND_IMAGE)@2x.png: contrib/macdeploy/$(OSX_BACKGROUND_SVG)
 	sed 's/PACKAGE_NAME/$(PACKAGE_NAME)/' < "$<" | $(RSVG_CONVERT) -f png -d 72 -p 72 -o $@
 $(OSX_BACKGROUND_IMAGE): $(OSX_BACKGROUND_IMAGE).png $(OSX_BACKGROUND_IMAGE)@2x.png
 	tiffutil -cathidpicheck $^ -out $@
 
 deploydir: $(OSX_DMG)
 else
 APP_DIST_DIR=$(top_builddir)/dist
 APP_DIST_EXTRAS=$(APP_DIST_DIR)/.background/$(OSX_BACKGROUND_IMAGE) $(APP_DIST_DIR)/.DS_Store $(APP_DIST_DIR)/Applications
 
 $(APP_DIST_DIR)/Applications:
 	@rm -f $@
 	@cd $(@D); $(LN_S) /Applications $(@F)
 
 $(APP_DIST_EXTRAS): $(APP_DIST_DIR)/$(OSX_APP)/Contents/MacOS/BitcoinABC-Qt
 
 $(OSX_DMG): $(APP_DIST_EXTRAS)
 	$(GENISOIMAGE) -no-cache-inodes -D -l -probe -V "$(OSX_VOLNAME)" -no-pad -r -dir-mode 0755 -apple -o $@ dist
 
 dpi%.$(OSX_BACKGROUND_IMAGE): contrib/macdeploy/$(OSX_BACKGROUND_SVG)
 	sed 's/PACKAGE_NAME/$(PACKAGE_NAME)/' < "$<" | $(RSVG_CONVERT) -f png -d $* -p $* | $(IMAGEMAGICK_CONVERT) - $@
 OSX_BACKGROUND_IMAGE_DPIFILES := $(foreach dpi,$(OSX_BACKGROUND_IMAGE_DPIS),dpi$(dpi).$(OSX_BACKGROUND_IMAGE))
 $(APP_DIST_DIR)/.background/$(OSX_BACKGROUND_IMAGE): $(OSX_BACKGROUND_IMAGE_DPIFILES)
 	$(MKDIR_P) $(@D)
 	$(TIFFCP) -c none $(OSX_BACKGROUND_IMAGE_DPIFILES) $@
 
 $(APP_DIST_DIR)/.DS_Store: $(OSX_DSSTORE_GEN)
 	$(PYTHON) $< "$@" "$(OSX_VOLNAME)"
 
 $(APP_DIST_DIR)/$(OSX_APP)/Contents/MacOS/BitcoinABC-Qt: $(OSX_APP_BUILT) $(OSX_PACKAGING)
 	INSTALLNAMETOOL=$(INSTALLNAMETOOL)  OTOOL=$(OTOOL) STRIP=$(STRIP) $(PYTHON) $(OSX_DEPLOY_SCRIPT) $(OSX_APP) -translations-dir=$(QT_TRANSLATION_DIR) -add-qt-tr $(OSX_QT_TRANSLATIONS) -verbose 2
 
 deploydir: $(APP_DIST_EXTRAS)
 endif
 
 if TARGET_DARWIN
 appbundle: $(OSX_APP_BUILT)
 deploy: $(OSX_DMG)
 endif
 if TARGET_WINDOWS
 deploy: $(BITCOIN_WIN_INSTALLER)
 endif
 
 $(BITCOIN_QT_BIN): FORCE
 	$(MAKE) -C src qt/$(@F)
 
 $(BITCOIND_BIN): FORCE
 	$(MAKE) -C src $(@F)
 
 $(BITCOIN_CLI_BIN): FORCE
 	$(MAKE) -C src $(@F)
 
 if USE_LCOV
 
 baseline.info:
 	$(LCOV) -c -i -d $(abs_builddir)/src -o $@
 
 baseline_filtered.info: baseline.info
 	$(LCOV) -r $< "/usr/include/*" -o $@
 
 leveldb_baseline.info: baseline_filtered.info
 	$(LCOV) -c -i -d $(abs_builddir)/src/leveldb -b $(abs_builddir)/src/leveldb -o $@
 
 leveldb_baseline_filtered.info: leveldb_baseline.info
 	$(LCOV) -r $< "/usr/include/*" -o $@
 
 baseline_filtered_combined.info: leveldb_baseline_filtered.info baseline_filtered.info
 	$(LCOV) -a leveldb_baseline_filtered.info -a baseline_filtered.info -o $@
 
 test_bitcoin.info: baseline_filtered_combined.info
 	$(MAKE) -C src/ check
 	$(LCOV) -c -d $(abs_builddir)/src -t test_bitcoin -o $@
 	$(LCOV) -z -d $(abs_builddir)/src
 	$(LCOV) -z -d $(abs_builddir)/src/leveldb
 
 test_bitcoin_filtered.info: test_bitcoin.info
 	$(LCOV) -r $< "/usr/include/*" -o $@
 
 rpc_test.info: test_bitcoin_filtered.info
 	-@TIMEOUT=15 python qa/pull-tester/rpc-tests.py $(EXTENDED_RPC_TESTS)
 	$(LCOV) -c -d $(abs_builddir)/src --t rpc-tests -o $@
 	$(LCOV) -z -d $(abs_builddir)/src
 	$(LCOV) -z -d $(abs_builddir)/src/leveldb
 
 rpc_test_filtered.info: rpc_test.info
 	$(LCOV) -r $< "/usr/include/*" -o $@
 
 test_bitcoin_coverage.info: baseline_filtered_combined.info test_bitcoin_filtered.info
 	$(LCOV) -a baseline_filtered.info -a leveldb_baseline_filtered.info -a test_bitcoin_filtered.info -o $@
 
 total_coverage.info: baseline_filtered_combined.info test_bitcoin_filtered.info rpc_test_filtered.info
 	$(LCOV) -a baseline_filtered.info -a leveldb_baseline_filtered.info -a test_bitcoin_filtered.info -a rpc_test_filtered.info -o $@ | $(GREP) "\%" | $(AWK) '{ print substr($$3,2,50) "/" $$5 }' > coverage_percent.txt
 
 test_bitcoin.coverage/.dirstamp:  test_bitcoin_coverage.info
 	$(GENHTML) -s $< -o $(@D)
 	@touch $@
 
 total.coverage/.dirstamp: total_coverage.info
 	$(GENHTML) -s $< -o $(@D)
 	@touch $@
 
 cov: test_bitcoin.coverage/.dirstamp total.coverage/.dirstamp
 
 endif
 
 dist_noinst_SCRIPTS = autogen.sh
 
 EXTRA_DIST = $(top_srcdir)/share/genbuild.sh qa/pull-tester/rpc-tests.py qa/rpc-tests $(DIST_CONTRIB) $(DIST_DOCS) $(WINDOWS_PACKAGING) $(OSX_PACKAGING) $(BIN_CHECKS)
 
 CLEANFILES = $(OSX_DMG) $(BITCOIN_WIN_INSTALLER)
 
 # This file is problematic for out-of-tree builds if it exists.
 DISTCLEANFILES = qa/pull-tester/tests_config.pyc
 
 .INTERMEDIATE: $(COVERAGE_INFO)
 
 DISTCHECK_CONFIGURE_FLAGS = --enable-man
 
 clean-local:
 	rm -rf coverage_percent.txt test_bitcoin.coverage/ total.coverage/ qa/tmp/ cache/ $(OSX_APP)
 	rm -rf qa/pull-tester/__pycache__