jackson databind import

- and some reowrk to use Position more than (x,y) parameters

fetch_dependencies.sh

@@ -1,5 +1,19 @@
 #!/bin/bash
 
+
+fetch_jackson_databind()
+{
+    libversion_jackson_databind=2.12.0
+    lib_jackson_databind=jackson-databind-${libversion_jackson_databind}.jar
+    if [[ ! -e libs/$lib_jackson_databind ]]
+    then
+	jacksonmaven=https://repo1.maven.org/maven2/com/fasterxml/jackson/core/jackson-databind/${libversion_jackson_databind}/$lib_jackson_databind
+	pushd libs
+	wget $jacksonmaven
+	popd
+    fi    
+}
+
 if [[ ! -d ../sharedrawweb ]]
 then
     echo "[ERROR] expected a sharedrawweb project parent ( for exports )" >&2
@@ -10,7 +24,14 @@ then
     mkdir libs
 fi
 
-if [[ ! -e libs/artgaphics-0.1.0.jar ]]
+libversion_artgaphic=0.2.0
+lib_artgaphic=artgaphics-${libversion_artgaphic}.jar
+if [[ ! -e libs/$lib_artgaphic ]]
 then
-    ln -s ../../sharedrawweb/dist/lib/artgaphics-0.1.0.jar libs/
-fi    
+    ln -s ../../sharedrawweb/dist/lib/$lib_artgaphic libs/
+fi
+
+if [[ -n $use_jackson ]]
+then    
+    fetch_jackson_databind
+fi