Some fixes

tforgione.sh

@@ -38,7 +38,7 @@ test_command() {
 yes_no_ask_required() {
     yes_no_ask $@ "(required)"
     if [ $? -ne 0 ]; then
-        error "can't continue"
+        error "refused to perform required task, can't continue"
         exit 1
     fi
 }
@@ -56,7 +56,7 @@ yes_no_ask() {
 install() {
     test_command apt
     if [ $? -eq 0 ]; then
-        sudo apt install $1
+        sudo apt install -y $1
         return
     fi