Delete the shell version of run-tests

Use the python version instead

MANIFEST.in

@@ -2,7 +2,7 b' include hg'
 recursive-include mercurial *.py
 include hgweb.cgi hgwebdir.cgi
 include hgeditor rewrite-log
-include tests/README tests/run-tests tests/md5sum.py tests/test-*[a-z0-9] tests/*.out
+include tests/README tests/run-tests.py tests/md5sum.py tests/test-*[a-z0-9] tests/*.out
 prune tests/*.err
 include *.txt
 include templates/map templates/map-*[a-z0-9]

Makefile

@@ -16,10 +16,10 b' dist:\ttests doc'
 	TAR_OPTIONS="--owner=root --group=root --mode=u+w,go-w,a+rX-s" $(PYTHON) setup.py sdist --force-manifest
 
 tests:
-	cd tests && ./run-tests
+	cd tests && $(PYTHON) run-tests.py
 
 test-%:
-	cd tests && ./run-tests $@
+	cd tests && $(PYTHON) run-tests.py $@
 
 doc:
 	$(MAKE) -C doc

tests/README

@@ -3,7 +3,7 b' A simple testing framework'
 To run the tests, do:
 
 cd tests/
-./run-tests
+python run-tests.py
 
 This finds all scripts in the test directory named test-* and executes
 them. The scripts can be either shell scripts or Python. Each test is