remove .php

.htaccess

# Apache Rewrite Rules
<IfModule mod_rewrite.c>
  Options +FollowSymLinks
  RewriteEngine On
  RewriteBase /
  #RewriteLog /var/rewrite.log RewriteLogLevel 9

# Redirect to URL without extension. (remove .php)
  RewriteCond %{THE_REQUEST} ^[A-Z]+\s.+\.php\sHTTP/.+
  RewriteRule ^(.+)\.php $1 [R=301,L]

# Internally attach .php to any requests that
# are not a directory or file, so that the correct file is served.
  RewriteCond %{REQUEST_FILENAME}.php -f
  RewriteRule !.*\.php$ %{REQUEST_FILENAME}.php [L]

</IfModule>
# End of Apache Rewrite Rules