updated history and bumped to V0.1.5
updated history and bumped to V0.1.5

guymguym/bson-ext,christkv/bson-ext,christkv/bson-ext,VikramTiwari/bson-ext,guymguym/bson-ext,VikramTiwari/bson-ext,christkv/bson-ext,msmiley/bson-ext,christkv/bson-ext,guymguym/bson-ext,msmiley/bson-ext,VikramTiwari/bson-ext,msmiley/bson-ext