updated CHANGELOG for v0.3.0 release
updated CHANGELOG for v0.3.0 release

theocodes/utils,artofhuman/utils,eduardodeoh/utils,artofhuman/utils,weppos/hanami-utils,supriyantomaftuh/utils,vyper/utils,lotus/utils,pascalbetz/hanami-utils,fuadsaud/utils,hanami/utils,pascalbetz/hanami-utils,hanami/utils