Merge pull request #99 from michaelforney/tr-escape

Avoid non-standard escape sequences in tr command

Author: Mark-Simulacrum

install-template.sh

@@ -169,7 +169,7 @@ valopt() {
     local doc="$*"
     if [ $HELP -eq 0 ]
     then
-        local uop=$(echo $op | tr '[:lower:]' '[:upper:]' | tr '\-' '\_')
+        local uop=$(echo $op | tr 'a-z-' 'A-Z_')
         local v="CFG_${uop}"
         eval $v="$default"
         for arg in $CFG_ARGS