patch 8.0.0105
Problem:    When using ch_read() with zero timeout, can't tell the difference
            between reading an empty line and nothing available.
Solution:   Add ch_canread().
diff --git a/src/version.c b/src/version.c
index 0e3554d..02d1be4 100644
--- a/src/version.c
+++ b/src/version.c
@@ -765,6 +765,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    105,
+/**/
     104,
 /**/
     103,