v0.2.2

- Closes #5: Colour support via fzf --ansi
- updates in main(), browser(), console() and init()
- updates in doc/

Changes:
- introduces FZF_FS_LS_CLICOLOR
- introduces FZF_FS_LS_COMMAND
- introduces FZF_FS_LS_COMMAND_COLOR
- introduces FZF_FS_OS
- introduces __fzffs_ls()
- introduces __fzffs_ls_color()
- introduces browser_pwd_inode
- introduces browser_pwd_inode_parent
- introduces browser_selection_inode
- introduces console/set/clicolor_force_false
- introduces console/set/clicolor_force_toggle
- introduces console/set/clicolor_force_true
- introduces console/set/os_interactive
- removes tail
- renames FZF_FS_LS into FZF_FS_LS_OPTS
- renames FZF_FS_SYMLINK into FZF_FS_LS_SYMLINK
- sets default value of FZF_FS_DEFAULT_OPTS to "-x -i"
- sets default value of FZF_FS_LS_OPTS to NULL and removes l and i in the relevant
set commands
- uses mkfifo
- uses paste
- uses rm
- uses uname

- close #6: create fzf-fs-ini and introduce --init option. Give metho…

…d to configure anything

- rename fzf-fs.sh into fzf-fs

See https://github.com/D630/fzf-fs/blob/master/doc/USAGE.md