[0.4.10] Create the 0.4.10-RC tag.

Create the 0.4.9-release tag

Create the 0.4.10-dev tag.

[0.4.9] Create the 0.4.9-RC tag.

Create the 0.4.8-release tag.

Create the 0.4.9-dev tag.

Create the 0.4.8-RC tag.

another kiss with gold-dust

[APPVEYOR] Add an appveyor.yml file. Dedicated to Alexander Shaposhni…

…kov (sanchaez). [APPVEYOR/CLANG-CL] Add the clang-cl build as a second job next to our msvc build.

Create the 0.4.8-dev tag.