ant task fixes + first integration test

build.xml

@@ -1,7 +1,7 @@
 <project name="Kotlin" default="dist">
 
     <!-- Set to false to disable proguard run on kotlin-compiler.jar. Speeds up the build -->
-    <property name="shrink" value="false" />
+    <property name="shrink" value="false"/>
 
     <property name="output" value="${basedir}/dist"/>
     <property name="kotlin-home" value="${output}/kotlinc"/>
@@ -155,11 +155,11 @@
         <delete file="${kotlin-home}/lib/kotlin-compiler.jar" failonerror="false"/>
 
         <if>
-            <isfalse value="${shrink}" />
+            <isfalse value="${shrink}"/>
 
             <then>
                 <copy file="${output}/kotlin-compiler-jarjar.jar"
-                      tofile="${kotlin-home}/lib/kotlin-compiler.jar" />
+                      tofile="${kotlin-home}/lib/kotlin-compiler.jar"/>
             </then>
 
             <else>
@@ -267,10 +267,20 @@
             </classpath>
         </javac>
 
-        <delete file="${kotlin-home}/lib/kotlin-ant.jar" failonerror="false" />
+        <delete file="${kotlin-home}/lib/kotlin-ant.jar" failonerror="false"/>
         <jar destfile="${kotlin-home}/lib/kotlin-ant.jar">
             <fileset dir="${output}/classes/buildTools"/>
             <fileset dir="${basedir}/build-tools/ant/src" includes="**/*.xml"/>
+
+            <manifest>
+                <attribute name="Built-By" value="JetBrains"/>
+
+                <attribute name="Implementation-Vendor" value="JetBrains"/>
+                <attribute name="Implementation-Title" value="Kotlin Compiler Ant Tasks"/>
+                <attribute name="Implementation-Version" value="${build.number}"/>
+
+                <attribute name="Class-Path" value="kotlin-compiler.jar"/>
+            </manifest>
         </jar>
     </target>
 
@@ -289,7 +299,7 @@
             <arg value="jdkHeaders"/>
         </java>
 
-        <delete file="${kotlin-home}/lib/alt/kotlin-jdk-headers.jar" failonerror="false" />
+        <delete file="${kotlin-home}/lib/alt/kotlin-jdk-headers.jar" failonerror="false"/>
         <jar destfile="${kotlin-home}/lib/alt/kotlin-jdk-headers.jar">
             <fileset dir="${output}/classes/jdk-headers"/>
         </jar>
@@ -317,7 +327,7 @@
             <arg value="${output}/classes/runtime"/>
         </java>
 
-        <delete file="${kotlin-home}/lib/kotlin-runtime.jar" failonerror="false" />
+        <delete file="${kotlin-home}/lib/kotlin-runtime.jar" failonerror="false"/>
         <jar destfile="${kotlin-home}/lib/kotlin-runtime.jar">
             <fileset dir="${output}/classes/runtime"/>
             <fileset dir="${output}/classes/stdlib"/>