* added classic vim support
* fixed ring update, removed blank line
* minor
* minor
* minor doc update
* removed uneeded var
* minor
* minor
* fixed job_start creating new scratch buffers
* fixed job_start creating new scratch buffers
* fixed ghost text indenting when expandtab is on
* removed unused code
* minor
* unified fim_on_exit
* minor
* vim ghost text rendering now uses pos_x and pos_y parameters
* renamed *_hlgroup to hlgroup_*
* renamed *_ghost_text to ghost_text_*, moved nvim/vim detection to llama#init()
* minor
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Co-authored-by: Michael Coppola <[email protected]>
