patch 8.1.2274: newlines in 'balloonexpr' result only work in the GUI

Problem:    Newlines in 'balloonexpr' result only work in the GUI.
Solution:   Also recognize newlines in the terminal. (closes #5193)
diff --git a/src/testdir/dumps/Test_balloon_eval_term_01.dump b/src/testdir/dumps/Test_balloon_eval_term_01.dump
index e4fe652..ab59495 100644
--- a/src/testdir/dumps/Test_balloon_eval_term_01.dump
+++ b/src/testdir/dumps/Test_balloon_eval_term_01.dump
@@ -1,10 +1,10 @@
 |o+0&#ffffff0|n>e| |o|n|e| |o|n|e| @38
 @2|o| |t|X|o| |t|w|o| @38
-|t|h|r|e| +0#0000001#ffd7ff255@21| +0#0000000#ffffff0@23
-|~+0#4040ff13&| @2| +0#0000001#ffd7ff255|l|i|n|e| |2| |c|o|l|u|m|n| |6|:| |t|X|o| | +0#4040ff13#ffffff0@23
-|~| @2| +0#0000001#ffd7ff255@21| +0#4040ff13#ffffff0@23
+|t|h|r|e| +0#0000001#ffd7ff255@17| +0#0000000#ffffff0@27
+|~+0#4040ff13&| @2| +0#0000001#ffd7ff255|l|i|n|e| |2| |c|o|l|u|m|n| |6|:| | +0#4040ff13#ffffff0@27
+|~| @2| +0#0000001#ffd7ff255|t|X|o| @13| +0#4040ff13#ffffff0@27
+|~| @2| +0#0000001#ffd7ff255@17| +0#4040ff13#ffffff0@27
 |~| @48
 |~| @48
 |~| @48
-|~| @48
-|:+0#0000000&|c|a|l@1| |T|r|i|g@1|e|r|(|)| @16|1|,|3| @10|A|l@1| 
+|h+0#0000000&|o|l|d| |f|i|r|e|d| @39
diff --git a/src/testdir/dumps/Test_balloon_eval_term_01a.dump b/src/testdir/dumps/Test_balloon_eval_term_01a.dump
index d2194c8..ab59495 100644
--- a/src/testdir/dumps/Test_balloon_eval_term_01a.dump
+++ b/src/testdir/dumps/Test_balloon_eval_term_01a.dump
@@ -1,9 +1,9 @@
 |o+0&#ffffff0|n>e| |o|n|e| |o|n|e| @38
 @2|o| |t|X|o| |t|w|o| @38
-|t|h|r|e| +0#0000001#ffd7ff255@21| +0#0000000#ffffff0@23
-|~+0#4040ff13&| @2| +0#0000001#ffd7ff255|l|i|n|e| |2| |c|o|l|u|m|n| |6|:| |t|X|o| | +0#4040ff13#ffffff0@23
-|~| @2| +0#0000001#ffd7ff255@21| +0#4040ff13#ffffff0@23
-|~| @48
+|t|h|r|e| +0#0000001#ffd7ff255@17| +0#0000000#ffffff0@27
+|~+0#4040ff13&| @2| +0#0000001#ffd7ff255|l|i|n|e| |2| |c|o|l|u|m|n| |6|:| | +0#4040ff13#ffffff0@27
+|~| @2| +0#0000001#ffd7ff255|t|X|o| @13| +0#4040ff13#ffffff0@27
+|~| @2| +0#0000001#ffd7ff255@17| +0#4040ff13#ffffff0@27
 |~| @48
 |~| @48
 |~| @48
diff --git a/src/testdir/dumps/Test_balloon_eval_term_02.dump b/src/testdir/dumps/Test_balloon_eval_term_02.dump
index 4f4b788..9853261 100644
--- a/src/testdir/dumps/Test_balloon_eval_term_02.dump
+++ b/src/testdir/dumps/Test_balloon_eval_term_02.dump
@@ -1,10 +1,10 @@
 |o+0&#ffffff0|n|e| |o|n|e| |o|n|e| @38
 @2|o| |t|X|o| |t|w|o| @38
 |t|h|r|e|e+0&#e0e0e08| |t|h>r+0&#ffffff0|e@1| |t|h|r|e@1| @32
-|~+0#4040ff13&| @2| +0#0000001#ffd7ff255@23| +0#4040ff13#ffffff0@21
-|~| @2| +0#0000001#ffd7ff255|l|i|n|e| |3| |c|o|l|u|m|n| |5|:| |e| |t|h|r| | +0#4040ff13#ffffff0@21
-|~| @2| +0#0000001#ffd7ff255@23| +0#4040ff13#ffffff0@21
-|~| @48
+|~+0#4040ff13&| @2| +0#0000001#ffd7ff255@17| +0#4040ff13#ffffff0@27
+|~| @2| +0#0000001#ffd7ff255|l|i|n|e| |3| |c|o|l|u|m|n| |5|:| | +0#4040ff13#ffffff0@27
+|~| @2| +0#0000001#ffd7ff255|e| |t|h|r| @11| +0#4040ff13#ffffff0@27
+|~| @2| +0#0000001#ffd7ff255@17| +0#4040ff13#ffffff0@27
 |~| @48
 |~| @48
 |-+2#0000000&@1| |V|I|S|U|A|L| |-@1| +0&&@9|5| @8|3|,|9| @10|A|l@1| 
diff --git a/src/testdir/test_balloon.vim b/src/testdir/test_balloon.vim
index e4ee855..f32b73c 100644
--- a/src/testdir/test_balloon.vim
+++ b/src/testdir/test_balloon.vim
@@ -12,7 +12,7 @@
   call setline(1, ["one one one", "two tXo two", "three three three"])
   set balloonevalterm balloonexpr=MyBalloonExpr() balloondelay=100
   func MyBalloonExpr()
-    return "line " .. v:beval_lnum .. " column " .. v:beval_col .. ": " .. v:beval_text
+    return "line " .. v:beval_lnum .. " column " .. v:beval_col .. ":\n" .. v:beval_text
   endfun
   redraw
 [CODE]