Fixed Issues since LMDE 2 RC

All editions
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	mintwelcome points to wrong URLs for New features and Release Notes
	live-installer hangs at partitioning stage (unable to parse blkid output)
	mintupdate changelog aren't retrieved for debian packages
	mint-stylish-addon should be removed
	mint-meta-debian-xfce and mint-meta-debian-kde should be removed
	live-installer sometimes hangs when formating partitions

Cinnamon Edition
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	Suspend options are not in the power menu anymore
	Standby mode at closing lid notebook
	Suspend timeout doesn't do anything
	Totem doesn't inhibit CSM (added totem-plugins)


MATE Edition
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