Conversion to upper case

src/freedombone-template

 PROJECT_NAME='freedombone'
 
 app_name='noapp'
-app_name_lower="$(tr '[:upper:]' '[:lower:]' <<< ${app_name:0:1})${app_name:1}"
+app_name_lower=$(echo ${app_name} | tr '[:upper:]' '[:lower:]')
 app_name=$app_name_lower
-app_name_upper="$(tr '[:lower:]' '[:upper:]' <<< ${app_name:0:1})${app_name:1}"
+app_name_upper=$(echo ${app_name} | tr '[:lower:]' '[:upper:]')
+echo "test: $app_name_upper"
 app_repo="TODO"
 app_repo_commit='TODO'
 app_php=
         -a|--app|--appname)
             shift
             app_name="$1"
-            app_name_lower="$(tr '[:upper:]' '[:lower:]' <<< ${app_name:0:1})${app_name:1}"
+            app_name_lower=$(echo ${app_name} | tr '[:upper:]' '[:lower:]')
             app_name=$app_name_lower
-            app_name_upper="$(tr '[:lower:]' '[:upper:]' <<< ${app_name:0:1})${app_name:1}"
+            app_name_upper=$(echo ${app_name} | tr '[:lower:]' '[:upper:]')
             ;;
         -r|--repo)
             shift