use 'init' instead of 'init-db' for shipped docs and tools

While 'init-db' still is and probably will always remain a valid git
command for obvious backward compatibility reasons, it would be a good
idea to move shipped tools and docs to using 'init' instead.

Signed-off-by: Nicolas Pitre <nico@cam.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>
diff --git a/git-cvsimport.perl b/git-cvsimport.perl
index 1018f4f..35ef0c0 100755
--- a/git-cvsimport.perl
+++ b/git-cvsimport.perl
@@ -520,7 +520,7 @@
 my %index; # holds filenames of one index per branch
 
 unless (-d $git_dir) {
-	system("git-init-db");
+	system("git-init");
 	die "Cannot init the GIT db at $git_tree: $?\n" if $?;
 	system("git-read-tree");
 	die "Cannot init an empty tree: $?\n" if $?;
@@ -660,7 +660,7 @@
 sub commit {
 	if ($branch eq $opt_o && !$index{branch} && !get_headref($branch, $git_dir)) {
 	    # looks like an initial commit
-	    # use the index primed by git-init-db
+	    # use the index primed by git-init
 	    $ENV{GIT_INDEX_FILE} = '.git/index';
 	    $index{$branch} = '.git/index';
 	} else {