Fix spelling errors in no-longer-updated-from-upstream modules

We have several modules originally taken from some upstream source,
and which as far as I can tell we no longer update from the upstream
anymore.  As such, I have not submitted these spelling fixes to any
external projects but just include them directly here.

Reported-by: Jens Schleusener <Jens.Schleusener@fossies.org>
Signed-off-by: Elijah Newren <newren@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

contrib/mw-to-git/t/install-wiki/db_install.php

@@ -24,7 +24,7 @@ $url = 'http://localhost:'.$port.'/wiki/mw-config/index.php';
 $db_dir = urlencode($tmp);
 $tmp_cookie = tempnam($tmp, "COOKIE_");
 /*
- * Fetchs a page with cURL.
+ * Fetches a page with cURL.
  */
 function get($page_name = "") {
 	$curl = curl_init();

contrib/mw-to-git/t/t9360-mw-to-git-clone.sh

@@ -143,7 +143,7 @@ test_expect_success 'Git clone works with one specific page cloned ' '
 test_expect_success 'Git clone works with multiple specific page cloned ' '
 	wiki_reset &&
 	wiki_editpage foo "I will be there" false &&
-	wiki_editpage bar "I will not disapear" false &&
+	wiki_editpage bar "I will not disappear" false &&
 	wiki_editpage namnam "I be erased" false &&
 	wiki_editpage nyancat "nyan nyan nyan you will not erase me" false &&
 	wiki_delete_page namnam &&

contrib/mw-to-git/t/test-gitmw-lib.sh

@@ -279,7 +279,7 @@ start_lighttpd () {
 	"$LIGHTTPD_DIR"/lighttpd -f "$WEB"/lighttpd.conf
 
 	if test $? -ne 0 ; then
-		echo "Could not execute http deamon lighttpd"
+		echo "Could not execute http daemon lighttpd"
 		exit 1
 	fi
 }