Merge pull request #15 from Georgetown-IR-Lab/v1.2

fixed error in installation with python 2

Author: soldni

install.py

@@ -7,6 +7,7 @@
 import codecs
 import shutil
 import argparse
+from six.moves import input
 
 # project modules
 from toolbox import countlines, CuiSemTypesDB, SimstringDBWriter, mkdir