Add Install button to the README
Add Install button to the README

MartinReidy/offline,sanbiv/offline,sombr/offline,marcomatteocci/offline,hadifarnoud/offline,micha/offline,saada/offline,matghaleb/offline,micha/offline,HubSpot/offline,sombr/offline,Thunderforge/offline,viljami/offline,HubSpot/offline,zartata/offline,dieface/offline,dieface/offline,Climax777/offline,Thunderforge/offline,sojimaxi/offline,Climax777/offline,hadifarnoud/offline,saada/offline,marcomatteocci/offline,mcanthony/offline,sojimaxi/offline,umutc1/offline,MartinReidy/offline,viljami/offline,sanbiv/offline,matghaleb/offline,mcanthony/offline,zartata/offline