Extract cursor.h from misc{1,2}.h and memline.h
Enable -Wconversion on cursor.c
Remove ml_ prefix from cursor.h functions

s/ml_get_curline/get_cursor_line_ptr
s/ml_get_cursor/get_cursor_pos_ptr
Add cursor.{c,h} to clint-files.txt
Remove code duplication in get_cursor_rel_lnum
Merge #674 'Extract cursor.h from misc{1,2}.h and memline.h'
Removed FEAT_WINDOWS

Support for multiple windows and status line.
Remove FEAT_DIFF

Support for vim's diff mode.
Remove FEAT_MBYTE

Multi-byte character handling.
Remove FEAT_QUICKFIX
Remove FEAT_AUTOCMD

Support for :autocmd command
Remove FEAT_CINDENT

C code indenting
Remove FEAT_BYTEOFF

Support for byte2line(), line2byte(), go and :goto.
Remove FEAT_CMDL_COMPL

Completion of mappings/abbreviations in command line mode
Remove FEAT_CMDL_INFO

'showcmd' and 'ruler' options
Remove FEAT_CMDWIN

Command-line window which opens by q:, q/, q?
Remove FEAT_COMMENTS

Special comments formatting, see 'comments' option.
Remove FEAT_COMPL_FUNC

Insert mode completion with 'completefunc'
Remove FEAT_CON_DIALOG

Support for :confirm with console dialog.
Remove FEAT_CURSORBIND

Synchronization of cursor in split windows for diff mode