lucene examples update ucene , deps updated, readme install on windows tip

Author: cancerberoSgx

README.md

@@ -42,6 +42,12 @@ npm install -g node-gyp
 
 If you get `D9025` warnings and `C1083` errors when looking for `.sln` or `.h` files, be sure you've got the `node-gyp`'s dependencies, [as explained here](https://github.com/joeferner/node-java#installation).
 
+Alternatively, Windows users can easily install all required tools by running the following command in PowerShell as administrator. For more information see [windows-build-tools project page](https://github.com/felixrieseberg/windows-build-tools):
+
+```sh
+npm install --global --production windows-build-tools
+```
+
 ### Installation ARM (Raspberry Pi)
 
 ```bash

examples/lucene/example.js

@@ -1,16 +1,16 @@
 #!/usr/bin/env node
 
 var java = require("../../");
-java.classpath.push("lucene-core-6.0.0.jar");
-java.classpath.push("lucene-analyzers-common-6.0.0.jar");
-java.classpath.push("lucene-queryparser-6.0.0.jar");
+java.classpath.push("./lucene-lib/lucene-core-7.4.0.jar");
+java.classpath.push("./lucene-lib/lucene-analyzers-common-7.4.0.jar");
+java.classpath.push("./lucene-lib/lucene-queryparser-7.4.0.jar");
 
 
 var idx = java.newInstanceSync("org.apache.lucene.store.RAMDirectory");
 var analyzer = java.newInstanceSync("org.apache.lucene.analysis.standard.StandardAnalyzer");
 var writerConfig = java.newInstanceSync("org.apache.lucene.index.IndexWriterConfig", analyzer);
 var writer = java.newInstanceSync("org.apache.lucene.index.IndexWriter", idx, writerConfig);
-var queryParser = java.newInstanceSync("org.apache.lucene.queryparser.analyzing.AnalyzingQueryParser", "content", analyzer);
+var queryParser = java.newInstanceSync("org.apache.lucene.queryparser.classic.QueryParser", "content", analyzer);
 
 writer.addDocumentSync(createDocument("Theodore Roosevelt",
   "It behooves every man to remember that the work of the " +