remove empty line
change language use away form themes folder into apps folder. 
add new static method loadLanguage() to Txt lib.
add switch in SMFs loadLanguage() in Load.php to use WebExt language
loader for app langfiles.
reformat
fix error on js file inclusion
change css handling
added the option to insert a css file under nameconvention
AppAppnameTheme.css in theme folder to provide a simple override.
revert new loadLangauge() method
enhance initLang() to check for already initiated and added lang loading
process.
move lang loading from Web lib to Web app
remove stupid echo command
fix js and css file load check
change check for and call of app wide css and js from Css() and Js() to
addCss() and addJs()
change name of ninified css var in session
Support for area realted combiningareas.
Added some checks to which area the combined js is for. Also added a
check to prevent multiple includes of files to combine.
Changed callback for rows from altering each col to alter the complete
row.
Fixed wrong namespaces
New error for missing route
Changed Error exception for not found route to MissingRouteError
Changed error handling on start() to use messagehandler to display error
message after redirect to a target definable by Error exception. 
See changes in: Web\Framework\Lib\Error
Changed error creation to take care of admin/user messages. 

- To use this dual message system, simply return an indexed array where
the first message is the admin and the second one the message to show
normal users.
- Changed the way a trace will be appended on request.
- Added methods to set and get an redirect url
New error for missing routes
Changed NoValidParameterError class to use multimessage error texts