Decreased the build time on the Linux CI.

Signed-off-by: Dimitar Dobrev <dpldobrev@protonmail.com>

build/InstallMono.sh

@@ -7,5 +7,5 @@ elif [ "$OS" == "Linux" ]; then
 	sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys 3FA7E0328081BFF6A14DA29AA6A19B38D3D831EF
 	echo "deb http://download.mono-project.com/repo/debian wheezy main" | sudo tee /etc/apt/sources.list.d/mono-xamarin.list
 	sudo apt-get update -qq
-	sudo apt-get install -y --force-yes mono-devel
+	sudo apt-get install -y --force-yes mono-mcs libmono-system-runtime4.0-cil
 fi

build/InstallNugets.sh

@@ -1,3 +1,3 @@
-wget https://nuget.org/nuget.exe
+wget https://github.com/nunit/nunit-console/releases/download/v3.9/NUnit.Console-3.9.0.zip
 BUILD_DIR=$(dirname -- $0)
-mono nuget.exe install NUnit.ConsoleRunner -Version 3.6.1 -OutputDirectory $BUILD_DIR/../deps
+unzip NUnit.Console-3.9.0.zip -d $BUILD_DIR/../deps/NUnit.Console-3.9.0

build/RunTests.sh

@@ -2,4 +2,4 @@ set -e
 BUILD_DIR=$(dirname -- $0)
 MONO_PATH=$BUILD_DIR/../deps/NUnit.ConsoleRunner.3.6.1/tools \
 cp $BUILD_DIR/../deps/NUnit/nunit.framework.* $BUILD_DIR/gmake/lib/Release_*/
-mono $BUILD_DIR/../deps/NUnit.ConsoleRunner.3.6.1/tools/nunit3-console.exe -noresult $BUILD_DIR/gmake/lib/Release_*/*Tests*.dll
+mono $BUILD_DIR/../deps/NUnit.Console-3.9.0/nunit3-console.exe -noresult $BUILD_DIR/gmake/lib/Release_*/*Tests*.dll