update requirements.txt dependency versions
@@ -3,12 +3,12 @@ beautifulsoup4==4.7.1
defcon==0.6.0
defusedxml==0.5.0
font-v==0.7.1
-fontTools[ufo,lxml,unicode]==3.39.0
+fontTools[ufo,lxml,unicode]==3.40.0
lxml==4.3.3
opentype-sanitizer==7.1.9
protobuf==3.7.1
requests==2.21.0
-ttfautohint-py==0.4.2
+ttfautohint-py==0.4.3
ufolint==0.3.5
-e .
