Add gradle build file

refs #51

.gitignore

@@ -6,6 +6,8 @@ out/
 .project
 .classpath
 .idea
+.gradle
+gradle/
 EvA2.iml
 *.aux
 *.log

build.gradle

@@ -0,0 +1,32 @@
+apply plugin: 'java'
+apply plugin: 'maven'
+
+group = 'eva2'
+version = '2.2.0'
+
+description = """EvA2"""
+
+sourceCompatibility = 1.8
+targetCompatibility = 1.8
+
+
+//create a single Jar with all dependencies
+task fatJar(type: Jar) {
+	manifest {
+        attributes 'Implementation-Title': 'Gradle Jar File Example',  
+        	'Implementation-Version': version,
+        	'Main-Class': 'eva2.gui.Main'
+    }
+    baseName = project.name + '-all'
+    from { configurations.compile.collect { it.isDirectory() ? it : zipTree(it) } }
+    with jar
+}
+
+repositories {
+    mavenCentral()        
+}
+dependencies {
+    compile group: 'javax.help', name: 'javahelp', version:'2.0.05'
+    compile group: 'org.yaml', name: 'snakeyaml', version:'1.14'
+    testCompile group: 'junit', name: 'junit', version:'4.11'
+}