t/t4202-log.sh: Add testcases
t/t4202-log.sh: Add testcases

Add testcases for 'git log --diff-filter=[CM]' (copies and renames).
Also add a testcase for 'git log --follow'.

Signed-off-by: Arjen Laarhoven <3a5c284ecf9af5a1ee3fa961555eb70eb9dacd75@yaph.org>
Signed-off-by: Junio C Hamano <a6723cc3f76163bf7adb636a73ac3b0ceb3e6b9b@pobox.com>

destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git