Problem:    Saving and restoring window title does not always work.
Solution:   Use the stack push and pop commands. (Kouichi Iwamoto,
            closes #3059)

Problem:    Print document name does not support multi-byte.
Solution:   Use StartDocW() if needed. (Yasuhiro Matsumoto, closes #2478)

Problem:    Too many #ifdefs.
Solution:   Graduate the +autocmd feature. Takes away 450 #ifdefs and
            increases code size of tiny Vim by only 40 Kbyte.

Problem:    Clearing a pointer takes two lines.
Solution:   Add VIM_CLEAR() and replace vim_clear(). (Hirohito Higashi,
            closes #2629)

Problem:    With cp932 font names might be misinterpreted.
Solution:   Do not see "_" as a space when it is the second byte of a double
            byte character. (Ken Takata)

Problem:    Compiler warnings with 64 bit build.
Solution:   Add type cast of change the type. (Mike Williams)

Problem:    MS-Windows: Backslashes and wildcards in backticks don't work.
Solution:   Do not handle backslashes inside backticks in the wrong place.
            (Yasuhiro Matsumoto, closes #1942)

Problem:    No redraw after terminal was closed.
Solution:   Set typebuf_was_filled. (Yasuhiro Matsumoto, closes #1925, closes
            #1924)  Add function to check for messages even when input is
            available.

Problem:    Build failure with older compiler on MS-Windows.
Solution:   Move declaration to start of block.

Problem:    A failing client-server request can make Vim hang.
Solution:   Add a timeout argument to functions that wait.