* add limit for write to leddevice
* add to default config
* add i18n
* extend xmas effect
* fix indention
* add check for minimum brightness
* adapt effects to fading and new minWriteTime
* remove old latchTime
rename minimumWriteTime to latchTime
make it as dev specific option
* set default for rewriteTime to 1s
pause smoothing on color too
* reenable smoothing for color - it looks nicer :-)
* fix timeout timer
* always output latest version of config file to webui
* fix permissions after default config export
* tune code
* set permissions for exported effects
* use qt setperm instead of chmod
update effects code style a bit
* add fallback when config is not readable
