Change the -init option to the command-line shell to honor the -bail option.

Also change it to report an error if the filename mentioned cannot be
opened.

FossilOrigin-Name: a29f54bd2c032374d7235bb1f9d4c04c094611bbc7d274b7b92722b5b802050c

test/shell1.test

@@ -64,6 +64,10 @@ do_test shell1-1.2.1 {
 } {1 1 1 1}
 
 # -init filename       read/process named file
+forcedelete FOO
+set out [open FOO w]
+puts $out ""
+close $out
 do_test shell1-1.3.1 {
   catchcmd "-init FOO test.db" ""
 } {0 {}}