Changelog for gi-cairo-again-1.16.0

commit 76f9b0da62ba560bcb7dbc1b12f86e595d619d6f Author: Magicloud <1886157+Magicloud@users.noreply.github.com> Date: Tue Jan 15 23:54:22 2019 +0800 Bump version commit 5be373678896aa15647f5ee33c9063171d5435f6 Author: Magicloud <1886157+Magicloud@users.noreply.github.com> Date: Tue Jan 15 23:53:08 2019 +0800 Testing case migrated from haskell-gi. commit b3b0eac9672630657778c1ce95b3fb560f8172fe Author: Magicloud <1886157+Magicloud@users.noreply.github.com> Date: Sat Jan 12 14:05:57 2019 +0800 Bridge between GI packages and cairo-core/cairo-opts. Reexport structures and their gtype. Provide `Connector` for converting.