downgrade_kernel_14043lts

##Downgrade de kernel no Ubuntu 14.04.3 LTS

sudo apt full-upgrade -y

sudo apt purge linux-image-3.19.0-28-generic linux-headers-3.19.0-28-generic linux-image-extra-virtual-lts-vivid linux-headers-extra-virtual-lts-vivid -y

sudo apt install linux-image-3.16.0-49-generic linux-headers-3.16.0-49-generic linux-image-generic-lts-utopic linux-headers-generic-lts-utopic -y