Fixed ambiguous version variable in org.eclipse.mdm.openatfx build file

Signed-off-by: Matthias Koller <m.koller@peak-solution.de>
diff --git a/org.eclipse.mdm.openatfx/build.gradle b/org.eclipse.mdm.openatfx/build.gradle
index 38e4910..5568ded 100644
--- a/org.eclipse.mdm.openatfx/build.gradle
+++ b/org.eclipse.mdm.openatfx/build.gradle
@@ -19,7 +19,7 @@
 
 import de.undercouch.gradle.tasks.download.Download
 
-version '0.7.4'
+def atfxVersion  = '0.7.4'
 description = 'Downloads openATFX and publishes it to the local maven repository'
 
 dependencies {
@@ -29,7 +29,6 @@
 
 	// actually we just need the org.asam.ods.* classes
 	compile "org.eclipse.mdm:org.eclipse.mdm.api.odsadapter:${version}"
-
 	testCompile 'org.apache.commons:commons-math:2.2'
 }
 
@@ -38,24 +37,34 @@
 	exclude group: 'javax.xml.stream', module: 'stax-api'
 }
 
+jar {
+    manifest {
+        attributes(
+            'Implementation-Title'   : 'openATFX',
+            'Implementation-Version' : atfxVersion,
+            'Implementation-URL'     : 'https://sourceforge.net/projects/openatfx'
+        )
+    }
+}
+
 task downloadOpenATFX(type: Download) {
 	acceptAnyCertificate true
 	overwrite false
-	// use mirror subdomain of 'https://sourceforge.net/projects/openatfx/files/openatfx-${version}-jars.zip/download'
+	// use mirror subdomain of 'https://sourceforge.net/projects/openatfx/files/openatfx-${atfxVersion}-jars.zip/download'
 	// because gradle has problems establishing a ssl connection with sourceforge directly
-	src "https://liquidtelecom.dl.sourceforge.net/project/openatfx/openatfx-${version}-jars.zip"
-	dest file("${buildDir}/openatfx-${version}-jars.zip")
+	src "https://liquidtelecom.dl.sourceforge.net/project/openatfx/openatfx-${atfxVersion}-jars.zip"
+	dest file("${buildDir}/openatfx-${atfxVersion}-jars.zip")
 	outputs.file dest
 }
 
 task unzipOpenATFX(dependsOn: downloadOpenATFX, type: Copy) {
 	from zipTree(downloadOpenATFX.dest)
 	into buildDir
-	outputs.dir file("${buildDir}/openatfx-${version}")
+	outputs.dir file("${buildDir}/openatfx-${atfxVersion}")
 }
 
 task copySource(dependsOn: unzipOpenATFX, type: Copy) {
-	from file("${buildDir}/openatfx-${version}/src")
+	from file("${buildDir}/openatfx-${atfxVersion}/src")
 	into 'src'
 }