Easy Feed Editor Code

real error message if mime-type of feed image is incorrect

ressources are now culture neutral
exe now marked as clscompliant
checkbox for WYSIWYG-editor only available when running Windows
cleanup of todos
real error message if mime-type of feed image is incorrect

MainForm uses new language system now

update generator is now part of the settings menu and no longer part of the feed

fixed some bugs concerning the GUI when a file is closed

solved problems concerning hide()
backup copies are longer created if a new entry is created but isn't saved
entry list is now scrollable

code cleanup : update_checker does no longer return ints but uses enums now

code cleanup : no more refernces to the main window are passed to the other windows
if user chooses to slect the language code rather than entering it itself this now
causes a backup copy to be made (if required)

link rel="self" has been aded
correct handling of languages in ATOM-feeds
all these changes are part of an update of dotfeedlib

Fixed some bugs concerning additional tags