vim: Import v8.0.1747

* 8.0.1747: MS-Windows: term_start() does not set job_info() cmd
* 8.0.1746: MS-Windows: channel tests fail
* 8.0.1745: build failure on MS-Windows
* 8.0.1744: on some systems /dev/stdout isn't writable
* 8.0.1743: terminal window options are named inconsistently
* 8.0.1742: cannot get a list of all the jobs
* 8.0.1741: MS-Windows with msys2 cannot build Ruby statically

Author: chrisbra

gitlog.txt

@@ -1 +1 @@
-* [8.0.1740](https://github.com/vim/vim/releases/tag/v8.0.1740): warning for signed-unsigned incompatibility\n* Update runtime files.\n* [8.0.1739](https://github.com/vim/vim/releases/tag/v8.0.1739): MS-Windows with msys2 cannot build Ruby statically\n* [8.0.1738](https://github.com/vim/vim/releases/tag/v8.0.1738): ":args" output is hard to read
+* [8.0.1747](https://github.com/vim/vim/releases/tag/v8.0.1747): MS-Windows: term_start() does not set job_info() cmd\n* [8.0.1746](https://github.com/vim/vim/releases/tag/v8.0.1746): MS-Windows: channel tests fail\n* [8.0.1745](https://github.com/vim/vim/releases/tag/v8.0.1745): build failure on MS-Windows\n* [8.0.1744](https://github.com/vim/vim/releases/tag/v8.0.1744): on some systems /dev/stdout isn't writable\n* [8.0.1743](https://github.com/vim/vim/releases/tag/v8.0.1743): terminal window options are named inconsistently\n* [8.0.1742](https://github.com/vim/vim/releases/tag/v8.0.1742): cannot get a list of all the jobs\n* [8.0.1741](https://github.com/vim/vim/releases/tag/v8.0.1741): MS-Windows with msys2 cannot build Ruby statically