Updated CHANGELOG for 0.5.1
Updated CHANGELOG for 0.5.1

marcopompei/Gloss,bojan/Gloss,marcopompei/Gloss,hkellaway/Gloss,bojan/Gloss,darkFunction/Gloss,hkellaway/Gloss,rbukovansky/Gloss,rbukovansky/Gloss,darkFunction/Gloss