Update haml dependency to version 3.1.2
Update haml dependency to version 3.1.2

OpenTwinCities/adopt-a-tree,Bryanprz/adopt-a-street,codeforanchorage/adopt-a-hydrant,OpenTwinCities/adopt-a-tree,codeforamerica/adopt-a-hydrant,siruguri/adopt-a-drain,codeforamerica/adopt-a-siren,billyfung/van-racks,openoakland/adopt-a-drain,codefornigeria/adopt-a-hydrant,jamiekelly/adopt-a-hydrant,codeforsavannah/adopt-a-garden,codeforboston/adopt-a-hydrant,openoakland/adopt-a-drain,0111001101111010/adopt-a-spot-odu,openshift-quickstart/adopt-a-hydrant-openshift-quickstart,codeforanchorage/adopt-a-hydrant,baraka101/dar-adopt-a-mtaro,openshift-quickstart/adopt-a-hydrant-openshift-quickstart,t-pfaff/adopt-a-hydrant,akintoey/adopt-a-hydrant,friendlycode/adopt-a-hydrant,akintoey/adopt-a-hydrant,mapmeld/Adopt-a-Siren-Macon,friendlycode/adopt-a-hydrant,voyera/adopt-a-hydrant,t-pfaff/adopt-a-hydrant,siruguri/adopt-a-drain,openshift-quickstart/adopt-a-hydrant-openshift-quickstart,baraka101/dar-adopt-a-mtaro,HackMichiana/adopt-a-bus-stop,codeforsavannah/adopt-a-garden,codefornigeria/adopt-a-hydrant,eebbesen/adopt-a-tree,jamiekelly/adopt-a-hydrant,Stackato-Apps/adopt-a-hydrant,Stackato-Apps/adopt-a-hydrant,CostantinB/adopt-a-hydrant,codeforamerica/adopt-a-siren,OpenTwinCities/adopt-a-tree,baraka101/dar-adopt-a-mtaro,siruguri/adopt-a-drain,CostantinB/adopt-a-hydrant,friendlycode/adopt-a-hydrant,code4sac/adopt-a-light,Bryanprz/adopt-a-street,codefornigeria/adopt-a-hydrant,codeforamerica/adopt-a-hydrant,voyera/adopt-a-hydrant,eebbesen/adopt-a-tree,code4sac/adopt-a-light,voyera/adopt-a-hydrant,jasnow/adopt-a-hydrant,billyfung/van-racks,Bryanprz/adopt-a-street,t-pfaff/adopt-a-hydrant,eebbesen/adopt-a-tree,mapmeld/Adopt-a-Siren-Macon,CostantinB/adopt-a-hydrant,jasnow/adopt-a-hydrant,jamiekelly/adopt-a-hydrant,HackMichiana/adopt-a-bus-stop,Stackato-Apps/adopt-a-hydrant,OpenTwinCities/adopt-a-tree,akintoey/adopt-a-hydrant,codeforamerica/adopt-a-hydrant,0111001101111010/adopt-a-spot-odu,jasnow/adopt-a-hydrant,codeforboston/adopt-a-hydrant,billyfung/van-racks