Fix always using the latest JDK (#1)

Author: Jonathing

build.gradle

@@ -1,5 +1,6 @@
 plugins {
     id 'java-library'
+    id 'idea'
     id 'maven-publish'
     id 'net.minecraftforge.licenser' version '1.0.1'
     id 'net.minecraftforge.gradleutils' version '2.3.6'
@@ -119,3 +120,11 @@ publishing {
         maven gradleutils.publishingForgeMaven
     }
 }
+
+idea {
+    module {
+        // IntelliJ IDEA does not do this by itself anymore...
+        downloadJavadoc = true
+        downloadSources = true
+    }
+}

src/main/java/net/minecraftforge/jver/Disco.java

@@ -123,7 +123,7 @@ public List<Package> getPackages(int version, OS os, Distro distro, Arch arch) {
 
         List<Package> ret = new ArrayList<>();
         for (Package pkg : jdks) {
-            if (version != -1 && pkg.jdk_version < version)
+            if (version != -1 && pkg.jdk_version != version)
                 continue;
             if (os != null && pkg.os() != os)
                 continue;