Revert "Fix/noeol (todotxt#295)"

This reverts commit 861ad5e.

tests/t1000-addlist.sh

@@ -110,17 +110,4 @@ TODO: 1 added.
 TODO: 1 of 1 tasks shown
 EOF
 
-echo -n 'this is a first task without newline' > todo.txt
-test_todo_session 'add to file without EOL' <<EOF
->>> todo.sh add "a second task"
-2 a second task
-TODO: 2 added.
-
->>> todo.sh list
-2 a second task
-1 this is a first task without newline
---
-TODO: 2 of 2 tasks shown
-EOF
-
 test_done

todo.sh

@@ -488,12 +488,6 @@ replaceOrPrepend()
   fi
 }
 
-fixMissingEndOfLine()
-{
-    # Parameters:    $1: todo file; empty means $TODO_FILE.
-    sed -i.bak -e '$a\' "${1:-$TODO_FILE}"
-}
-
 uppercasePriority()
 {
     # Precondition:  $input contains task text for which to uppercase priority.
@@ -815,7 +809,6 @@ _addto() {
             input=$(echo -n "($TODOTXT_PRIORITY_ON_ADD) " ; echo "$input")
         fi
     fi
-    fixMissingEndOfLine "$file"
     echo "$input" >> "$file"
     if [ "$TODOTXT_VERBOSE" -gt 0 ]; then
         TASKNUM=$(sed -n '$ =' "$file")
@@ -1355,7 +1348,6 @@ case $action in
             # leave blank line behind (preserves line numbers)
             sed -i.bak -e "${item}s/^.*//" "$src"
         fi
-        fixMissingEndOfLine "$dest"
         echo "$todo" >> "$dest"
 
         if [ "$TODOTXT_VERBOSE" -gt 0 ]; then