patch 8.1.2371: FEAT_TEXT_PROP is a confusing name

Problem:    FEAT_TEXT_PROP is a confusing name.
Solution:   Use FEAT_PROP_POPUP. (Naruhiko Nishino, closes #5291)
diff --git a/src/edit.c b/src/edit.c
index e1bf63d..4f53333 100644
--- a/src/edit.c
+++ b/src/edit.c
@@ -1417,7 +1417,7 @@
     /* Trigger CursorMoved if the cursor moved.  Not when the popup menu is
      * visible, the command might delete it. */
     if (ready && (has_cursormovedI()
-# ifdef FEAT_TEXT_PROP
+# ifdef FEAT_PROP_POPUP
 		|| popup_visible
 # endif
 # if defined(FEAT_CONCEAL)
@@ -1442,7 +1442,7 @@
 	    update_curswant();
 	    ins_apply_autocmds(EVENT_CURSORMOVEDI);
 	}
-#ifdef FEAT_TEXT_PROP
+#ifdef FEAT_PROP_POPUP
 	if (popup_visible)
 	    popup_check_cursor_pos();
 #endif
@@ -3775,7 +3775,7 @@
     cc = replace_pop();
     if (cc > 0)
     {
-#ifdef FEAT_TEXT_PROP
+#ifdef FEAT_PROP_POPUP
 	size_t	len_before = 0;  // init to shut up GCC
 
 	if (curbuf->b_has_textprop)
@@ -3835,7 +3835,7 @@
 	// mark the buffer as changed and prepare for displaying
 	changed_bytes(curwin->w_cursor.lnum, curwin->w_cursor.col);
 
-#ifdef FEAT_TEXT_PROP
+#ifdef FEAT_PROP_POPUP
 	if (curbuf->b_has_textprop)
 	{
 	    size_t len_now = STRLEN(ml_get_curline());
@@ -4807,7 +4807,7 @@
 	}
 
 	/*
-	 * Delete upto starting point, start of line or previous word.
+	 * Delete up to starting point, start of line or previous word.
 	 */
 	else
 	{
@@ -5609,7 +5609,7 @@
 		if ((State & REPLACE_FLAG) && !(State & VREPLACE_FLAG))
 		    for (temp = i; --temp >= 0; )
 			replace_join(repl_off);
-#ifdef FEAT_TEXT_PROP
+#ifdef FEAT_PROP_POPUP
 		curbuf->b_ml.ml_line_len -= i;
 #endif
 	    }