Problem:    :startinsert! does not work the same way as "A".
Solution:   Use the same code to move the cursor. (closes #4896)

Problem:    More functions can be used as methods.
Solution:   Make various functions usable as a method.

Problem:    Running tests may cause the window to move.
Solution:   Correct the reported window position for the offset with the
            position after ":winpos".  Works around an xterm bug.

Problem:    Old style tests.
Solution:   Move tests from test14 to new style test files. (Yegappan
            Lakshmanan, closes #4308)

Problem:    Indent from autoindent not removed from blank line. (Daniel Hahler)
Solution:   Do not reset did_ai when text follows. (closes #4119)

Problem:    Too many #ifdefs.
Solution:   Graduate FEAT_MBYTE, the final chapter.

Problem:    Test files still use function!.
Solution:   Remove the exclamation mark.  Fix overwriting a function.

Problem:    When CTRL-C is mapped it triggers InsertLeave.
Solution:   Make CTRL-C behave the same way when typed or used in a mapping.

Problem:    Expanding ## fails to escape backtick.
Solution:   Escape a backtick in a file name. (closes #3257)

Problem:    Cannot easily append lines to another buffer.
Solution:   Add appendbufline().