removed OOo Blogger extension
removed LightProof extension
typo fix: Portoguise -> Portuguese (fdo#65040)
added libmwaw
added libodfgen
added pt_BR, ru, hu, en sentence checkers
added Icelandic spellchecker

Change-Id: I550623fa588c1f7a99007e6c9dbd3295d867e1e9