Merge pull request #27 from Hronom/master

Added getter for LayerSize

Author: wko27

src/main/java/com/medallia/word2vec/Word2VecModel.java

@@ -57,6 +57,11 @@ public Iterable<String> getVocab() {
 		return vocab;
 	}
 
+    /** @return Layer size */
+    public int getLayerSize() {
+        return layerSize;
+    }
+
 	/** @return {@link Searcher} for searching */
 	public Searcher forSearch() {
 		return new SearcherImpl(this);