CRAN Release 0.2.0

CHANGES IN doc2vec VERSION 0.2.0

• Add top2vec semantic clustering algorithm
• Allow transfer learning in paragraph2vec by passing on a pretrained set of word vectors to initialise the word embeddings with (no initialisation of the document embeddings)
• In paragraph2vec: close opened files directly after training instead of waiting for R garbage collection to kick in
• Added dataset 'be_parliament_2020' with questions asked by members in the Belgium Federal parliament in 2020