Leverage browser caching and GZip compression (Apache)

.htaccess

## EXPIRES CACHING ##
<IfModule mod_expires.c>
  ExpiresActive On
  ExpiresByType image/x-icon "access plus 1 year"
  ExpiresByType image/jpg "access plus 1 year"
  ExpiresByType image/jpeg "access plus 1 year"
  ExpiresByType image/gif "access plus 1 year"
  ExpiresByType image/png "access plus 1 year"
  ExpiresByType application/pdf "access plus 1 year"
  ExpiresByType application/x-shockwave-flash "access plus 1 year"
  ExpiresByType text/css "access plus 5 minutes"
  ExpiresByType text/x-javascript "access plus 5 minutes"
  ExpiresDefault "access plus 2 minutes"
</IfModule>
## EXPIRES CACHING ##
## TURN ETAGS OFF ##
FileETag None
## TURN ETAGS OFF ##
## CACHE-CONTROL HEADERS ##
<IfModule mod_headers.c>
  <FilesMatch "\.(ico|jpe?g|png|gif|swf)$">
    Header set Cache-Control "public"
  </FilesMatch>
  <FilesMatch "\.(css)$">
    Header set Cache-Control "public"
  </FilesMatch>
  <FilesMatch "\.(js)$">
    Header set Cache-Control "private"
  </FilesMatch>
  <FilesMatch "\.(x?html?|php)$">
    Header set Cache-Control "private, must-revalidate"
  </FilesMatch>
</IfModule>
## CACHE-CONTROL HEADERS ##
## GZIP COMPRESSION ##
<IfModule mod_deflate.c>
  # Compress HTML, CSS, JavaScript, Text, XML and fonts
  AddOutputFilterByType DEFLATE application/javascript
  AddOutputFilterByType DEFLATE application/rss+xml
  AddOutputFilterByType DEFLATE application/vnd.ms-fontobject
  AddOutputFilterByType DEFLATE application/x-font
  AddOutputFilterByType DEFLATE application/x-font-opentype
  AddOutputFilterByType DEFLATE application/x-font-otf
  AddOutputFilterByType DEFLATE application/x-font-truetype
  AddOutputFilterByType DEFLATE application/x-font-ttf
  AddOutputFilterByType DEFLATE application/x-javascript
  AddOutputFilterByType DEFLATE application/xhtml+xml
  AddOutputFilterByType DEFLATE application/xml
  AddOutputFilterByType DEFLATE font/opentype
  AddOutputFilterByType DEFLATE font/otf
  AddOutputFilterByType DEFLATE font/ttf
  AddOutputFilterByType DEFLATE image/svg+xml
  AddOutputFilterByType DEFLATE image/x-icon
  AddOutputFilterByType DEFLATE text/css
  AddOutputFilterByType DEFLATE text/html
  AddOutputFilterByType DEFLATE text/javascript
  AddOutputFilterByType DEFLATE text/plain
  AddOutputFilterByType DEFLATE text/xml

  # Remove browser bugs (only needed for really old browsers)
  BrowserMatch ^Mozilla/4 gzip-only-text/html
  BrowserMatch ^Mozilla/4\.0[678] no-gzip
  BrowserMatch \bMSIE !no-gzip !gzip-only-text/html
  Header append Vary User-Agent
</IfModule>
## GZIP COMPRESSION ##