Add jenkinsfile for pipeline build and dockerfile for build

Signed-off-by: brian <brian@brutex.de>

.gitignore

@@ -50,12 +50,12 @@ release.properties
 *.dylib
 .vs/
 .vscode/
-nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/resources/bin
-nd4j/nd4j-backends/nd4j-backend-impls/nd4j-native/src/test/resources/writeNumpy.csv
-nd4j/nd4j-backends/nd4j-tests/src/test/resources/tf_graphs/examples/**/data-all*
-nd4j/nd4j-backends/nd4j-tests/src/test/resources/tf_graphs/examples/**/checkpoint
-nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/onnx/
-nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/tensorflow/
+.old/nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/resources/bin
+.old/nd4j/nd4j-backends/nd4j-backend-impls/nd4j-native/src/test/resources/writeNumpy.csv
+.old/nd4j/nd4j-backends/nd4j-tests/src/test/resources/tf_graphs/examples/**/data-all*
+.old/nd4j/nd4j-backends/nd4j-tests/src/test/resources/tf_graphs/examples/**/checkpoint
+.old/nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/onnx/
+.old/nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/tensorflow/
 
 doc_sources/
 doc_sources_*
@@ -67,8 +67,8 @@ venv/
 venv2/
 
 # Ignore the nd4j files that are created by javacpp at build to stop merge conflicts
-nd4j/nd4j-backends/nd4j-backend-impls/nd4j-native/src/main/java/org/nd4j/nativeblas/Nd4jCpu.java
-nd4j/nd4j-backends/nd4j-backend-impls/nd4j-cuda/src/main/java/org/nd4j/nativeblas/Nd4jCuda.java
+.old/nd4j/nd4j-backends/nd4j-backend-impls/nd4j-native/src/main/java/org/nd4j/nativeblas/Nd4jCpu.java
+.old/nd4j/nd4j-backends/nd4j-backend-impls/nd4j-cuda/src/main/java/org/nd4j/nativeblas/Nd4jCuda.java
 
 # Ignore meld temp files
 *.orig