Update and rename Jenkinsfile to pipeline.groovy

Author: AnastaZIuk

Jenkinsfile

@@ -0,0 +1,16 @@
+def execute(agent)
+{
+	stage('CMake')
+	{
+		  agent.execute("cmake -DNBL_COMPILE_WITH_CUDA:BOOL=ON -DNBL_BUILD_OPTIX:BOOL=ON -DNBL_BUILD_MITSUBA_LOADER:BOOL=ON -DNBL_BUILD_RADEON_RAYS:BOOL=ON -DNBL_RUN_TESTS:BOOL=ON -S ./ -B ./build -T v143", true)
+		  agent.execute("git -C ./3rdparty/gli reset --hard") // due to gli build system bug
+		  agent.execute("cmake -DNBL_COMPILE_WITH_CUDA:BOOL=ON -DNBL_BUILD_OPTIX:BOOL=ON -DNBL_BUILD_MITSUBA_LOADER:BOOL=ON -DNBL_BUILD_RADEON_RAYS:BOOL=ON -DNBL_RUN_TESTS:BOOL=ON -S ./ -B ./build -T v143")
+	}
+
+	stage('Compile Nabla')
+	{
+		  agent.execute("cmake --build ./build --target Nabla --config Release -j12 -v")
+	}	
+}
+
+return this