patch 8.0.1118: FEAT_WINDOWS adds a lot of #ifdefs commit https://github.com/vim/vim/commit/4033c55eca575777718c0701e26635a0cc47d907 Author: Bram Moolenaar <Bram@vim.org> Date: Sat Sep 16 20:54:51 2017 +0200 patch 8.0.1118: FEAT_WINDOWS adds a lot of #ifdefs Problem: FEAT_WINDOWS adds a lot of #ifdefs while it is nearly always enabled and only adds 7% to the binary size of the tiny build. Solution: Graduate FEAT_WINDOWS.

This is a MODIFIED version of libvterm.

The original can be found:
- on the original site (tar archive and Bazaar repository):
	http://www.leonerd.org.uk/code/libvterm/
- cloned on Github:
	https://github.com/neovim/libvterm

Modifications:
- Add a .gitignore file.
- Convert from C99 to C90.
- Other changes to support embedding in Vim.