-r ./base.txt
sphinx==1.7.1
alagitpull==0.0.19
releases==1.4.0  # updated from 1.3.1

-r ./base.txt
sphinx==1.7.1
alagitpull==0.0.19
releases==1.4.1  # updated from 1.3.1

Update releases from 1.4.0 to 1.4.1
Update releases from 1.4.0 to 1.4.1