Added a readme

README.md

+Neural Probabilistic Language Model Toolkit -- Java
+===================================================
+
+This is based on the [NPLM toolkit](http://nlg.isi.edu/software/nplm/) from ISI.
+
+A pure Java framework for reading and using nplm. Hopefully there will be a JNI section for training LM from java also.
+
+This is a simple port of the python file from