* prevent unnecessarybuilds
* readd qt5 string
sadly this is needed as of now:
ff6b0f86ec/cockatrice/src/releasechannel.cpp (L59-L68)
* wrap asterisks
* fixed with validator
https://ci.appveyor.com/tools/validate-yaml
* complete link
* add helpful links
this should not trigger a appveyor build
* add space in readme
this should not trigger a appveyor build
* highlight c++ types
this should not trigger a appveyor build
* remove empty line
this should not trigger a appveyor build
* declutter dockerignore
this should not trigger a appveyor build
