made highlighting more configurable, added all four themes, there is now a configurable flavour text (notice)

cfg/conf.ini

@@ -5,7 +5,7 @@
 ; @link      http://sebsauvage.net/wiki/doku.php?id=php:zerobin
 ; @copyright 2012 Sébastien SAUVAGE (sebsauvage.net)
 ; @license   http://www.opensource.org/licenses/zlib-license.php The zlib/libpng License
-; @version   0.18
+; @version   0.19
 
 [main]
 ; enable or disable discussions, defaults to true
@@ -14,6 +14,9 @@ opendiscussion = true
 ; enable or disable syntax highlighting, defaults to true
 syntaxhighlighting = true
 
+; (optional) set a syntax highlighting theme, as found in css/prettify/
+; syntaxhighlightingtheme = "sons-of-obsidian"
+
 ; preselect the burn-after-reading feature by default, defaults to false
 burnafterreadingselected = false
 
@@ -23,6 +26,9 @@ sizelimit = 2097152
 ; template to include, default is "page" (tpl/page.html)
 template = "page"
 
+; (optional) notice to display
+; notice = "Note: This is a test service: Data may be deleted anytime. Kittens will die if you abuse this service."
+
 ; base64.js library version, defaults to 2.1.9
 ; use "1.7" if you are upgrading from a ZeroBin Alpha 0.19 installation
 base64version = "2.1.9"