Added pytest

Author: Devin McGloin

requirements.txt

@@ -1,6 +1,16 @@
+atomicwrites==1.1.5
+attrs==18.1.0
 certifi==2018.4.16
 chardet==3.0.4
 idna==2.7
+more-itertools==4.2.0
+pkginfo==1.4.2
+pluggy==0.6.0
+py==1.5.4
 PyJWT==1.6.4
+pytest==3.6.3
 requests==2.19.1
+requests-toolbelt==0.8.0
+six==1.11.0
+tqdm==4.24.0
 urllib3==1.23