[Therion] files uploaded to the wiki

I granted delete permissions to all registered users. Thanks Ladislav, it works!

I have updated the Therion language styler for Notepad++ http://therion.speleo.sk/wiki/doku.php?id=contrib:externaleditors#notepad and added a spreadsheet I wrote a couple of years ago to visualise and convert colour formats http://therion.speleo.sk/wiki/doku.php?id=tips#rgb_to_therion_colour_mapping _calculator Bruce