patch 8.0.1056: cannot build with +diff but without +multi_byte

Problem:    Cannot build with the diff feature but without the mutli-byte
            feature.
Solution:   Remove #ifdefs. (John Marriott)

patch 8.0.1055: bufline test hangs on MS-Windows

Problem:    Bufline test hangs on MS-Windows.
Solution:   Avoid message for writing file.  Source shared.vim when running
            test individually.

patch 8.0.1054: terminal test fails on MS-Windows

Problem:    Terminal test fails on MS-Windows.
Solution:   Disable the redirection test for now.  Improve scrape test to make
            it less flaky.

patch 8.0.1053: setline() does not work on startup

Problem:    setline() does not work on startup. (Manuel Ortega)
Solution:   Do not check for ml_mfp to be set for the current buffer.
            (Christian Brabandt)

patch 8.0.1052: term_start() does not allow in_io, out_io and err_io …

…options

Problem:    term_start() does not allow in_io, out_io and err_io options.
Solution:   Add JO_OUT_IO to get_job_options().

patch 8.0.1051: cannot run terminal with spaces in argument

Problem:    Cannot run terminal with spaces in argument.
Solution:   Accept backslash to escape space and other characters. (closes
            vim#1999)

patch 8.0.1050: terminal window feature not included by default

Problem:    Terminal window feature not included by default.
Solution:   Include the terminal feature for the "huge" build.

patch 8.0.1049: shell on Mac can't handle long text

Problem:    Shell on Mac can't handle long text, making terminal test fail.
Solution:   Only write 1000 characters instead of 5000.

patch 8.0.1048: no test for what 8.0.1020 fixes

Problem:    No test for what 8.0.1020 fixes.
Solution:   Add test_feedinput().  Add a test. (Ozaki Kiichi, closes vim#2046)

patch 8.0.1047: buffer overflow in Ruby

Problem:    Buffer overflow in Ruby.
Solution:   Allocate one more byte. (Dominique Pelle)