patch 8.2.0780: libvterm code lags behind the upstream version

Problem:    Libvterm code lags behind the upstream version.
Solution:   Include revisions 724 - 726.
diff --git a/Filelist b/Filelist
index be1b36e..21ec37d 100644
--- a/Filelist
+++ b/Filelist
@@ -344,16 +344,17 @@
 		src/libvterm/t/27state_reset.test \
 		src/libvterm/t/28state_dbl_wh.test \
 		src/libvterm/t/29state_fallback.test \
-		src/libvterm/t/30pen.test \
-		src/libvterm/t/40screen_ascii.test \
-		src/libvterm/t/41screen_unicode.test \
-		src/libvterm/t/42screen_damage.test \
-		src/libvterm/t/43screen_resize.test \
-		src/libvterm/t/44screen_pen.test \
-		src/libvterm/t/45screen_protect.test \
-		src/libvterm/t/46screen_extent.test \
-		src/libvterm/t/47screen_dbl_wh.test \
-		src/libvterm/t/48screen_termprops.test \
+		src/libvterm/t/30state_pen.test \
+		src/libvterm/t/31state_rep.test \
+		src/libvterm/t/60screen_ascii.test \
+		src/libvterm/t/61screen_unicode.test \
+		src/libvterm/t/62screen_damage.test \
+		src/libvterm/t/63screen_resize.test \
+		src/libvterm/t/64screen_pen.test \
+		src/libvterm/t/65screen_protect.test \
+		src/libvterm/t/66screen_extent.test \
+		src/libvterm/t/67screen_dbl_wh.test \
+		src/libvterm/t/68screen_termprops.test \
 		src/libvterm/t/90vttest_01-movement-1.test \
 		src/libvterm/t/90vttest_01-movement-2.test \
 		src/libvterm/t/90vttest_01-movement-3.test \
diff --git a/src/libvterm/doc/seqs.txt b/src/libvterm/doc/seqs.txt
index c26dc44..164120c 100644
--- a/src/libvterm/doc/seqs.txt
+++ b/src/libvterm/doc/seqs.txt
@@ -97,6 +97,7 @@
       CSI Z            = CBT
       CSI `            = HPA
       CSI a            = HPR
+      CSI b            = REP
 123   CSI   c          = DA, device attributes
 123       0            =   DA
  23   CSI >   c        = DECSDA
diff --git a/src/libvterm/t/30pen.test b/src/libvterm/t/30state_pen.test
similarity index 100%
rename from src/libvterm/t/30pen.test
rename to src/libvterm/t/30state_pen.test
diff --git a/src/libvterm/t/92lp1805050.test b/src/libvterm/t/31state_rep.test
similarity index 100%
rename from src/libvterm/t/92lp1805050.test
rename to src/libvterm/t/31state_rep.test
diff --git a/src/libvterm/t/40screen_ascii.test b/src/libvterm/t/60screen_ascii.test
similarity index 100%
rename from src/libvterm/t/40screen_ascii.test
rename to src/libvterm/t/60screen_ascii.test
diff --git a/src/libvterm/t/41screen_unicode.test b/src/libvterm/t/61screen_unicode.test
similarity index 100%
rename from src/libvterm/t/41screen_unicode.test
rename to src/libvterm/t/61screen_unicode.test
diff --git a/src/libvterm/t/42screen_damage.test b/src/libvterm/t/62screen_damage.test
similarity index 100%
rename from src/libvterm/t/42screen_damage.test
rename to src/libvterm/t/62screen_damage.test
diff --git a/src/libvterm/t/43screen_resize.test b/src/libvterm/t/63screen_resize.test
similarity index 100%
rename from src/libvterm/t/43screen_resize.test
rename to src/libvterm/t/63screen_resize.test
diff --git a/src/libvterm/t/44screen_pen.test b/src/libvterm/t/64screen_pen.test
similarity index 100%
rename from src/libvterm/t/44screen_pen.test
rename to src/libvterm/t/64screen_pen.test
diff --git a/src/libvterm/t/45screen_protect.test b/src/libvterm/t/65screen_protect.test
similarity index 100%
rename from src/libvterm/t/45screen_protect.test
rename to src/libvterm/t/65screen_protect.test
diff --git a/src/libvterm/t/46screen_extent.test b/src/libvterm/t/66screen_extent.test
similarity index 100%
rename from src/libvterm/t/46screen_extent.test
rename to src/libvterm/t/66screen_extent.test
diff --git a/src/libvterm/t/47screen_dbl_wh.test b/src/libvterm/t/67screen_dbl_wh.test
similarity index 100%
rename from src/libvterm/t/47screen_dbl_wh.test
rename to src/libvterm/t/67screen_dbl_wh.test
diff --git a/src/libvterm/t/48screen_termprops.test b/src/libvterm/t/68screen_termprops.test
similarity index 100%
rename from src/libvterm/t/48screen_termprops.test
rename to src/libvterm/t/68screen_termprops.test
diff --git a/src/version.c b/src/version.c
index 8e91aea..5946964 100644
--- a/src/version.c
+++ b/src/version.c
@@ -747,6 +747,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    780,
+/**/
     779,
 /**/
     778,