Fix layout issue in documentation caused by wrapfigure
Added new option to missingfigure figcolor as suggested by Pascal Hebbeker.
Remove warnings caused by underfull boxes, fix suggested by Ernst Blecha.
Added croatian translation by Ivan Kokan.
Change default width of missingfigure to linewidth from columnwidth as suggested by Ivan Kokan.
Prepared release of version 1.0.3.