Add functions wordEmbedding and frequencyRank

Change-Id: Ic08c9660e3085d46143af8c4dfd32cfb2eca2aca
diff --git a/man/wordEmbedding.Rd b/man/wordEmbedding.Rd
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+++ b/man/wordEmbedding.Rd
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+% Generated by roxygen2: do not edit by hand
+% Please edit documentation in R/derekovecs.R
+\name{wordEmbedding}
+\alias{wordEmbedding}
+\title{Get word embedding}
+\usage{
+wordEmbedding(word = "Test", ...)
+}
+\arguments{
+\item{word}{The word to get the paradigmatic neighbours for.}
+
+\item{...}{Additional parameters to pass to the API.}
+}
+\value{
+Normalized embedding vector of the given word.
+}
+\description{
+Get the normalized embedding vector of a word from the derekovecs model.
+}