update requirements

Author: Slash0BZ

requirements.txt

@@ -1,5 +1,5 @@
 # PyTorch
-torch>=0.4.1
+torch==1.2.0
 # progress bars in model download and training scripts
 tqdm
 # Accessing files from S3 directly.
@@ -8,11 +8,10 @@ boto3
 requests
 # For OpenAI GPT
 regex
+# For TacoLM
 gensim
 numpy
-allennlp
-scikit-learn
-word2number
+allennlp==0.9.0
+scikit-learn==0.21.3
+word2number==1.1
 jsonlines
-cython
-ccg_nlpy