patch 9.0.0132: multi-byte characters in virtual text not handled correctly

Problem:    Multi-byte characters in virtual text not handled correctly.
Solution:   Count screen cells instead of bytes.
diff --git a/src/charset.c b/src/charset.c
index 2b65747..c213704 100644
--- a/src/charset.c
+++ b/src/charset.c
@@ -1097,9 +1097,8 @@
 	    {
 		char_u *p = ((char_u **)wp->w_buffer->b_textprop_text.ga_data)[
 							       -tp->tp_id - 1];
-		int len = (int)STRLEN(p);
+		int len = vim_strsize(p);
 
-		// TODO: count screen cells
 		if (tp->tp_col == MAXCOL)
 		{
 		    // TODO: truncating
@@ -1454,8 +1453,9 @@
     if (cursor != NULL)
     {
 #ifdef FEAT_PROP_POPUP
-	// cursor is after inserted text
-	vcol += cts.cts_cur_text_width;
+	if ((State & MODE_INSERT) == 0)
+	    // cursor is after inserted text
+	    vcol += cts.cts_cur_text_width;
 #endif
 	if (*ptr == TAB
 		&& (State & MODE_NORMAL)
diff --git a/src/drawline.c b/src/drawline.c
index 949d6f9..4630bf0 100644
--- a/src/drawline.c
+++ b/src/drawline.c
@@ -279,7 +279,7 @@
     int		screen_row;		// row on the screen, incl w_winrow
 
     char_u	extra[21];		// "%ld " and 'fdc' must fit in here
-    int		n_extra = 0;		// number of extra chars
+    int		n_extra = 0;		// number of extra bytes
     char_u	*p_extra = NULL;	// string of extra chars, plus NUL
     char_u	*p_extra_free = NULL;   // p_extra needs to be freed
     int		c_extra = NUL;		// extra chars, all the same
@@ -1560,7 +1560,7 @@
 			    c_final = NUL;
 			    n_extra = (int)STRLEN(p);
 			    extra_attr = used_attr;
-			    n_attr = n_extra;
+			    n_attr = mb_charlen(p);
 			    text_prop_attr = 0;
 			    if (*ptr == NUL)
 				// don't combine char attr after EOL
@@ -1573,9 +1573,8 @@
 				char_u	*l;
 
 				// Right-align: fill with spaces
-				// TODO: count screen columns
 				if (right)
-				    added -= n_extra;
+				    added -= vim_strsize(p_extra);
 				if (added < 0 || (below && col == 0))
 				    added = 0;
 				l = alloc(n_extra + added + 1);
diff --git a/src/testdir/dumps/Test_prop_inserts_text_1.dump b/src/testdir/dumps/Test_prop_inserts_text_1.dump
index dfa491b..2248076 100644
--- a/src/testdir/dumps/Test_prop_inserts_text_1.dump
+++ b/src/testdir/dumps/Test_prop_inserts_text_1.dump
@@ -1,6 +1,6 @@
 |i+0&#ffffff0|n|s|e|r|t| |s|o|m|e| |t|e|x|t| |S+0#ffffff16#e000002|O|M|E| |h+0#0000000#ffffff0|e|r|e| |a|n|d| |o|t|h|e|r| |t|e|x|t| |O+0&#ffff4012|T|H|E|R| |t+0&#ffffff0|h|e|r|e| |a|n|d| |s|o
 |m|e| |m|o|r|e| |t|e|x|t| |a|f|t|e|r| |M+0&#5fd7ff255|O|R|E| |w+0&#ffffff0|r|a|p@1|i|n>g| @27
+|p|r|e|s+0&#e0e0e08|ö|m|e|和*&|平|t+&|é|x|t|p+0&#ffffff0|o|s|t| @40
 |~+0#4040ff13&| @58
 |~| @58
-|~| @58
 | +0#0000000&@41|1|,|7|6|-|9|2| @6|A|l@1| 
diff --git a/src/testdir/dumps/Test_prop_inserts_text_2.dump b/src/testdir/dumps/Test_prop_inserts_text_2.dump
index 360f00d..6103c75 100644
--- a/src/testdir/dumps/Test_prop_inserts_text_2.dump
+++ b/src/testdir/dumps/Test_prop_inserts_text_2.dump
@@ -1,6 +1,6 @@
 | +0#0000e05#a8a8a8255@1|i+0#0000000#ffffff0|n|s|e|r|t| |s|o|m|e| |t|e|x|t| |S+0#ffffff16#e000002|O|M|E| |h+0#0000000#ffffff0|e|r|e| |a|n|d| |o|t|h|e|r| |t|e|x|t| |O+0&#ffff4012|T|H|E|R| |t+0&#ffffff0|h|e|r|e| |a|n|d| 
 | +0#0000e05#a8a8a8255@1|s+0#0000000#ffffff0|o|m|e| |m|o|r|e| |t|e|x|t| |a|f|t|e|r| |M+0&#5fd7ff255|O|R|E| |w+0&#ffffff0|r|a|p@1|i|n>g| @23
+| +0#0000e05#a8a8a8255@1|p+0#0000000#ffffff0|r|e|s+0&#e0e0e08|ö|m|e|和*&|平|t+&|é|x|t|p+0&#ffffff0|o|s|t| @38
 |~+0#4040ff13&| @58
 |~| @58
-|~| @58
 | +0#0000000&@41|1|,|7|6|-|9|2| @6|A|l@1| 
diff --git a/src/testdir/dumps/Test_prop_with_text_after_1.dump b/src/testdir/dumps/Test_prop_with_text_after_1.dump
index 2996a6e..0467e9c 100644
--- a/src/testdir/dumps/Test_prop_with_text_after_1.dump
+++ b/src/testdir/dumps/Test_prop_with_text_after_1.dump
@@ -1,6 +1,6 @@
 |s+0&#ffffff0|o|m|e| |t|e|x|t| |h|e|r|e| |a|n|d| |o|t|h|e|r| |t|e|x|t| |t|h|e|r|e| +0&#ffff4012|A|F|T|E|R| | +0&#ffffff0@10| +0#ffffff16#e000002|R|I|G|H|T| 
 | +0#0000000#5fd7ff255|B|E|L|O|W| | +0&#ffffff0@52
 |L|a|s|t| |l|i|n|e>.| +0&#ffff4012|A|f|t|e|r| |L|a|s|t| | +0&#ffffff0@37
-|~+0#4040ff13&| @58
-|~| @58
+|r|i|g|h|t| |h|e|r|e| @37|s+0#ffffff16#e000002|ö|m|e|和*&|平|t+&|é|x|t
+|~+0#4040ff13#ffffff0| @58
 | +0#0000000&@41|2|,|1|0| @9|A|l@1| 
diff --git a/src/testdir/test_textprop.vim b/src/testdir/test_textprop.vim
index 832343d..46ee37e 100644
--- a/src/testdir/test_textprop.vim
+++ b/src/testdir/test_textprop.vim
@@ -2199,8 +2199,11 @@
       call prop_add(1, 18, #{type: 'someprop', text: 'SOME '})
       call prop_add(1, 38, #{type: 'otherprop', text: "OTHER\t"})
       call prop_add(1, 69, #{type: 'moreprop', text: 'MORE '})
-      redraw
       normal $
+
+      call setline(2, 'prepost')
+      call prop_type_add('multibyte', #{highlight: 'Visual'})
+      call prop_add(2, 4, #{type: 'multibyte', text: 'söme和平téxt'})
   END
   call writefile(lines, 'XscriptPropsWithText')
   let buf = RunVimInTerminal('-S XscriptPropsWithText', #{rows: 6, cols: 60})
@@ -2228,6 +2231,9 @@
       call setline(2, 'Last line.')
       call prop_add(2, 0, #{type: 'afterprop', text: ' After Last ', text_align: 'after'})
       normal G$
+
+      call setline(3, 'right here')
+      call prop_add(3, 0, #{type: 'rightprop', text: 'söme和平téxt', text_align: 'right'})
   END
   call writefile(lines, 'XscriptPropsWithTextAfter')
   let buf = RunVimInTerminal('-S XscriptPropsWithTextAfter', #{rows: 6, cols: 60})
diff --git a/src/version.c b/src/version.c
index 09ac434..6b5290c 100644
--- a/src/version.c
+++ b/src/version.c
@@ -736,6 +736,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    132,
+/**/
     131,
 /**/
     130,