Linux GCC and Clang Jenkins build (#643)

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Jenkinsfile

@@ -0,0 +1,20 @@
+pipeline {
+    agent any
+
+    stages {
+        stage('Build') {
+            parallel {
+                stage('GCC') {
+                    steps {
+                        sh 'mkdir -p build-linux-gcc && cd build-linux-gcc && qmake .. && make'
+                    }
+                }
+                stage('Clang') {
+                    steps {
+                        sh 'mkdir -p build-linux-clang && cd build-linux-clang && qmake -spec linux-clang .. && make'
+                    }
+                }
+            }
+        }
+    }
+}