fix ant mvnresolve on mac

.gitignore

@@ -29,7 +29,8 @@
 build/
 
 Thumbs.db
+.DS_STORE
 /target
 /out/
-/libs/
-/mvnlibs/
+/lib/
+/mvnlibs/

build.xml

@@ -61,8 +61,7 @@ then run (code is compiled automatically when you run)
 
 		<exec executable="${shellexecutable}">
 			<arg value="${shellcmdarg}" />
-			<arg value="mvn" />
-			<arg value="initialize" />
+			<arg value="mvn initialize" />
 		</exec>
 
 		<move file="${dir.mvnlibs}" tofile="${dir.lib}" />
@@ -154,4 +153,4 @@ then run (code is compiled automatically when you run)
 		<fileset dir="${dir.lib}" includes="**/*.jar" />
 	</path>
 
-</project>
+</project>