Add capped height to description box.
Add capped height to description box.

This adds a capped height of 70px  to the description box (same as the
images) and then uses a gradient to fade out any text that may be near
the bottom.

amanharitsh123/zulip,verma-varsha/zulip,shubhamdhama/zulip,brainwane/zulip,jackrzhang/zulip,sonali0901/zulip,eeshangarg/zulip,souravbadami/zulip,christi3k/zulip,christi3k/zulip,timabbott/zulip,sharmaeklavya2/zulip,tommyip/zulip,sonali0901/zulip,vabs22/zulip,dawran6/zulip,jackrzhang/zulip,amanharitsh123/zulip,Galexrt/zulip,sharmaeklavya2/zulip,souravbadami/zulip,punchagan/zulip,j831/zulip,mahim97/zulip,hackerkid/zulip,dawran6/zulip,kou/zulip,dawran6/zulip,aakash-cr7/zulip,Galexrt/zulip,j831/zulip,andersk/zulip,j831/zulip,synicalsyntax/zulip,jrowan/zulip,synicalsyntax/zulip,rht/zulip,SmartPeople/zulip,jainayush975/zulip,jainayush975/zulip,shubhamdhama/zulip,susansls/zulip,andersk/zulip,souravbadami/zulip,kou/zulip,timabbott/zulip,JPJPJPOPOP/zulip,blaze225/zulip,jackrzhang/zulip,timabbott/zulip,zulip/zulip,eeshangarg/zulip,dawran6/zulip,zulip/zulip,showell/zulip,Galexrt/zulip,blaze225/zulip,amanharitsh123/zulip,vaidap/zulip,andersk/zulip,susansls/zulip,mahim97/zulip,vaidap/zulip,zulip/zulip,vaidap/zulip,blaze225/zulip,dhcrzf/zulip,jackrzhang/zulip,jainayush975/zulip,dattatreya303/zulip,jphilipsen05/zulip,samatdav/zulip,JPJPJPOPOP/zulip,brainwane/zulip,zulip/zulip,aakash-cr7/zulip,susansls/zulip,christi3k/zulip,kou/zulip,mahim97/zulip,SmartPeople/zulip,vabs22/zulip,verma-varsha/zulip,dattatreya303/zulip,jphilipsen05/zulip,sonali0901/zulip,amanharitsh123/zulip,aakash-cr7/zulip,dhcrzf/zulip,christi3k/zulip,ryanbackman/zulip,vaidap/zulip,kou/zulip,ryanbackman/zulip,rht/zulip,punchagan/zulip,rishig/zulip,brainwane/zulip,amanharitsh123/zulip,showell/zulip,brainwane/zulip,brockwhittaker/zulip,jphilipsen05/zulip,JPJPJPOPOP/zulip,jrowan/zulip,jainayush975/zulip,dattatreya303/zulip,JPJPJPOPOP/zulip,dawran6/zulip,andersk/zulip,souravbadami/zulip,shubhamdhama/zulip,rishig/zulip,jackrzhang/zulip,shubhamdhama/zulip,brockwhittaker/zulip,punchagan/zulip,timabbott/zulip,punchagan/zulip,dattatreya303/zulip,jrowan/zulip,dhcrzf/zulip,PhilSk/zulip,dhcrzf/zulip,zulip/zulip,vabs22/zulip,punchagan/zulip,dhcrzf/zulip,jainayush975/zulip,jrowan/zulip,jphilipsen05/zulip,tommyip/zulip,mahim97/zulip,showell/zulip,hackerkid/zulip,sharmaeklavya2/zulip,mahim97/zulip,hackerkid/zulip,aakash-cr7/zulip,hackerkid/zulip,tommyip/zulip,PhilSk/zulip,brainwane/zulip,blaze225/zulip,PhilSk/zulip,sonali0901/zulip,samatdav/zulip,samatdav/zulip,timabbott/zulip,souravbadami/zulip,brockwhittaker/zulip,sharmaeklavya2/zulip,ryanbackman/zulip,mahim97/zulip,tommyip/zulip,rht/zulip,synicalsyntax/zulip,susansls/zulip,rishig/zulip,j831/zulip,andersk/zulip,hackerkid/zulip,aakash-cr7/zulip,rht/zulip,SmartPeople/zulip,tommyip/zulip,christi3k/zulip,zulip/zulip,aakash-cr7/zulip,tommyip/zulip,showell/zulip,andersk/zulip,jackrzhang/zulip,samatdav/zulip,verma-varsha/zulip,shubhamdhama/zulip,synicalsyntax/zulip,samatdav/zulip,synicalsyntax/zulip,rishig/zulip,j831/zulip,jrowan/zulip,timabbott/zulip,hackerkid/zulip,eeshangarg/zulip,timabbott/zulip,SmartPeople/zulip,eeshangarg/zulip,jphilipsen05/zulip,jainayush975/zulip,JPJPJPOPOP/zulip,sharmaeklavya2/zulip,vabs22/zulip,rishig/zulip,dawran6/zulip,brockwhittaker/zulip,souravbadami/zulip,jackrzhang/zulip,punchagan/zulip,eeshangarg/zulip,vabs22/zulip,brockwhittaker/zulip,JPJPJPOPOP/zulip,PhilSk/zulip,Galexrt/zulip,andersk/zulip,dattatreya303/zulip,eeshangarg/zulip,PhilSk/zulip,kou/zulip,verma-varsha/zulip,sharmaeklavya2/zulip,punchagan/zulip,SmartPeople/zulip,showell/zulip,rht/zulip,PhilSk/zulip,jphilipsen05/zulip,shubhamdhama/zulip,brainwane/zulip,hackerkid/zulip,dhcrzf/zulip,j831/zulip,dattatreya303/zulip,susansls/zulip,brockwhittaker/zulip,blaze225/zulip,rishig/zulip,rht/zulip,synicalsyntax/zulip,vaidap/zulip,ryanbackman/zulip,amanharitsh123/zulip,ryanbackman/zulip,dhcrzf/zulip,brainwane/zulip,vabs22/zulip,verma-varsha/zulip,Galexrt/zulip,synicalsyntax/zulip,jrowan/zulip,tommyip/zulip,ryanbackman/zulip,rishig/zulip,sonali0901/zulip,shubhamdhama/zulip,kou/zulip,showell/zulip,christi3k/zulip,eeshangarg/zulip,zulip/zulip,vaidap/zulip,kou/zulip,SmartPeople/zulip,blaze225/zulip,Galexrt/zulip,showell/zulip,samatdav/zulip,Galexrt/zulip,rht/zulip,susansls/zulip,sonali0901/zulip,verma-varsha/zulip