More i18n cleanup, updating and fixing broken locales...

Removed some non-matching fuzzy entries in mk, tr, zh_TW that prevented .mo regeneration by triggering "fatal errors" from msgfmt
Rebuilt all .mo files, fixing total breakage for four languages:
* it
* mk
* pt_BR
* vi

locale/mk/LC_MESSAGES/statusnet.po

@@ -4670,12 +4670,12 @@ msgstr "%1$s сега ги следи вашите забелешки за %2$s.
 #: lib/mail.php:254
 #, fuzzy, php-format
 msgid "Location: %s\n"
-msgstr "Локација"
+msgstr ""
 
 #: lib/mail.php:256
 #, fuzzy, php-format
 msgid "Homepage: %s\n"
-msgstr "Домашна страница"
+msgstr ""
 
 #: lib/mail.php:258
 #, php-format

locale/tr/LC_MESSAGES/statusnet.po

@@ -4676,13 +4676,13 @@ msgstr "%1$s %2$s'da durumunuzu takip ediyor"
 #: lib/mail.php:254
 #, fuzzy, php-format
 msgid "Location: %s\n"
-msgstr "Yer"
+msgstr ""
 
 #  Belki Durum Merkezi falan denebilir mi ki?
 #: lib/mail.php:256
 #, fuzzy, php-format
 msgid "Homepage: %s\n"
-msgstr "Başlangıç Sayfası"
+msgstr ""
 
 #: lib/mail.php:258
 #, php-format

locale/zh_TW/LC_MESSAGES/statusnet.po

@@ -4563,12 +4563,12 @@ msgstr "現在%1$s在%2$s成為你的粉絲囉"
 #: lib/mail.php:254
 #, fuzzy, php-format
 msgid "Location: %s\n"
-msgstr "地點"
+msgstr ""
 
 #: lib/mail.php:256
 #, fuzzy, php-format
 msgid "Homepage: %s\n"
-msgstr "個人首頁"
+msgstr ""
 
 #: lib/mail.php:258
 #, php-format