Fix Makefile multizip

There have been reported issues with the use of echo in Bash/busybox sh.
This works around it.

Makefile

@@ -14,7 +14,7 @@ else
  zip_name = $(name)-$(version)-$(git_branch)-$(git_hash).zip
 endif
 
-include_files = addon.xml addon_entry.py LICENSE README.md resources/
+include_files = addon.xml LICENSE README.md resources/
 include_paths = $(patsubst %,$(name)/%,$(include_files))
 exclude_files = \*.new \*.orig \*.pyc \*.pyo
 zip_dir = $(name)/
@@ -34,22 +34,21 @@ test: check test-unit test-run
 check: check-tox check-pylint check-translations
 
 check-tox:
- @echo -e "$(white)=$(blue) Starting sanity tox test$(reset)"
+ @printf "$(white)=$(blue) Starting sanity tox test$(reset)\n"
  $(PYTHON) -m tox -q
 
 check-pylint:
- @echo -e "$(white)=$(blue) Starting sanity pylint test$(reset)"
- $(PYTHON) -m pylint resources/lib/
- #$(PYTHON) -m pylint resources/lib/ tests/
+ @printf "$(white)=$(blue) Starting sanity pylint test$(reset)\n"
+ $(PYTHON) -m pylint resources/lib/ tests/
 
 check-translations:
- @echo -e "$(white)=$(blue) Starting language test$(reset)"
+ @printf "$(white)=$(blue) Starting language test$(reset)\n"
  @-$(foreach lang,$(languages), \
  msgcmp resources/language/resource.language.$(lang)/strings.po resources/language/resource.language.en_gb/strings.po; \
  )
 
 check-addon: clean
- @echo -e "$(white)=$(blue) Starting sanity addon tests$(reset)"
+ @printf "$(white)=$(blue) Starting sanity addon tests$(reset)\n"
  kodi-addon-checker . --branch=krypton
  kodi-addon-checker . --branch=leia
 
@@ -60,35 +59,35 @@ unit: test-unit
 run: test-run
 
 test-unit: clean
- @echo -e "$(white)=$(blue) Starting unit tests$(reset)"
+ @printf "$(white)=$(blue) Starting unit tests$(reset)\n"
  $(PYTHON) -m unittest discover -v
 
 test-run:
- @echo -e "$(white)=$(blue) Run CLI$(reset)"
+ @printf "$(white)=$(blue) Run CLI$(reset)\n"
  $(PYTHON) tests/run.py /
  $(PYTHON) tests/run.py /product/discover
 
 profile:
- @echo -e "$(white)=$(blue) Profiling $(white)$(path)$(reset)"
+ @printf "$(white)=$(blue) Profiling $(white)$(path)$(reset)\n"
  $(PYTHON) -m cProfile -o profiling_stats-$(git_branch)-$(git_hash).bin tests/run.py $(path)
 
 build: clean
- @echo -e "$(white)=$(blue) Building new package$(reset)"
+ @printf "$(white)=$(blue) Building new package$(reset)\n"
  @rm -f ../$(zip_name)
  cd ..; zip -r $(zip_name) $(include_paths) -x $(exclude_files)
- @echo -e "$(white)=$(blue) Successfully wrote package as: $(white)../$(zip_name)$(reset)"
+ @printf "$(white)=$(blue) Successfully wrote package as: $(white)../$(zip_name)$(reset)\n"
 
 multizip: clean
  @-$(foreach abi,$(KODI_PYTHON_ABIS), \
- echo "cd /addon/requires/import[@addon='xbmc.python']/@version\nset $(abi)\nsave\nbye" | xmllint --shell addon.xml; \
+ printf "cd /addon/requires/import[@addon='xbmc.python']/@version\nset $(abi)\nsave\nbye\n" | xmllint --shell addon.xml; \
  matrix=$(findstring $(abi), $(word 1,$(KODI_PYTHON_ABIS))); \
  if [ $$matrix ]; then version=$(version)+matrix.1; else version=$(version); fi; \
- echo "cd /addon/@version\nset $$version\nsave\nbye" | xmllint --shell addon.xml; \
+ printf "cd /addon/@version\nset $$version\nsave\nbye\n" | xmllint --shell addon.xml; \
  make build; \
  )
 
 clean:
- @echo -e "$(white)=$(blue) Cleaning up$(reset)"
+ @printf "$(white)=$(blue) Cleaning up$(reset)\n"
  find . -name '*.py[cod]' -type f -delete
  find . -name '__pycache__' -type d -delete
  rm -rf .pytest_cache/ .tox/