.htaccess updates, expires and compression headers

.htaccess

@@ -1,23 +1,23 @@
 <IfModule mod_dir.c>
-DirectoryIndex index.php5 index.php
+	DirectoryIndex index.php5 index.php
 </IfModule>
 
 <FilesMatch "\.(sqlite|sdb|s3db|db)$">
-Deny from all
+	Deny from all
 </FilesMatch>
 
 <IfModule mod_rewrite.c>
-RewriteEngine  on
+	RewriteEngine  on
 
-# rather than link to images/ha/hash and have an ugly filename,
-# we link to images/hash/tags.ext; mod_rewrite splits things so
-# that shimmie sees hash and the user sees tags.ext
-RewriteRule ^_images/([0-9a-f]{2})([0-9a-f]{30}).*$  images/$1/$1$2 [L]
-RewriteRule ^_thumbs/([0-9a-f]{2})([0-9a-f]{30}).*$  thumbs/$1/$1$2 [L]
+	# rather than link to images/ha/hash and have an ugly filename,
+	# we link to images/hash/tags.ext; mod_rewrite splits things so
+	# that shimmie sees hash and the user sees tags.ext
+	RewriteRule ^_images/([0-9a-f]{2})([0-9a-f]{30}).*$  images/$1/$1$2 [L]
+	RewriteRule ^_thumbs/([0-9a-f]{2})([0-9a-f]{30}).*$  thumbs/$1/$1$2 [L]
 
-# any requests for files which don't physically exist should be handled by index.php
-RewriteCond %{REQUEST_FILENAME} !-f
-RewriteRule ^(.*)$ index.php?q=$1&%{QUERY_STRING} [L]
+	# any requests for files which don't physically exist should be handled by index.php
+	RewriteCond %{REQUEST_FILENAME} !-f
+	RewriteRule ^(.*)$ index.php?q=$1&%{QUERY_STRING} [L]
 </IfModule>
 
 <IfModule mod_php5.c>
@@ -27,3 +27,15 @@ RewriteRule ^(.*)$ index.php?q=$1&%{QUERY_STRING} [L]
 </IfModule>
 
 DefaultType image/jpeg
+
+<IfModule mod_expires.c>
+	ExpiresActive On
+	ExpiresDefault "access plus 1 month"
+	ExpiresByType text/html "now"
+	ExpiresByType text/plain "now"
+</IfModule>
+
+<ifmodule mod_deflate.c>
+	AddOutputFilterByType DEFLATE text/html text/plain text/xml text/css
+	AddOutputFilterByType DEFLATE application/x-javascript application/javascript
+</ifmodule>