Use Github Actions instead of Travis

Moved MSVC to Github Actions as well.

.ci/macos/build.sh

@@ -0,0 +1,11 @@
+#!/bin/bash -ex
+
+set -o pipefail
+
+export MACOSX_DEPLOYMENT_TARGET=10.13
+export Qt5_DIR=$(brew --prefix)/opt/qt5
+export PATH="/usr/local/opt/ccache/libexec:$PATH"
+
+mkdir build && cd build
+cmake .. -DCMAKE_BUILD_TYPE=Release
+make -j4

.ci/macos/deps.sh

@@ -0,0 +1,7 @@
+#!/bin/sh -ex
+
+brew update
+brew unlink python@2 || true
+rm '/usr/local/bin/2to3' || true
+brew install qt5 sdl2 p7zip ccache llvm ninja || true
+pip3 install macpack

.ci/macos/upload.sh

@@ -0,0 +1,23 @@
+#!/bin/bash -ex
+
+. .ci/common/pre-upload.sh
+
+REV_NAME="threeSD-macos-${GITNAME}"
+
+mkdir "$REV_NAME"
+cp -r build/bin/threeSD.app "$REV_NAME"
+
+# move libs into folder for deployment
+macpack "${REV_NAME}/threeSD.app/Contents/MacOS/threeSD" -d "../Frameworks"
+# move qt frameworks into app bundle for deployment
+$(brew --prefix)/opt/qt5/bin/macdeployqt "${REV_NAME}/threeSD.app" -executable="${REV_NAME}/threeSD.app/Contents/MacOS/threeSD"
+
+# Make the launching script executable
+chmod +x ${REV_NAME}/threeSD.app/Contents/MacOS/threeSD
+
+# Verify loader instructions
+find "$REV_NAME" -exec otool -L {} \;
+
+mkdir "$REV_NAME/dist"
+
+. .ci/common/post-upload.sh