RewriteEngine on
RewriteCond %{HTTP_HOST} ^www\.(.+) [NC]
RewriteRule ^ http://%1%{REQUEST_URI} [R=302,L,NC]
===== Reescrever HTTP para HTTPS mantendo a URL =====
RewriteEngine on
RewriteCond %{HTTPS} off
RewriteRule (.*) https://%{SERVER_NAME}%{REQUEST_URI} [R=302,L,NC]