vimPlugins: updated existing plugins and added new ones

- also added fzf manuall
- added following plugins to `vim-plugin-names` list:
    github:terryma/vim-expand-region
    github:rust-lang/rust.vim
    github:junegunn/fzf.vim
    github:hecal3/vim-leader-guide
    github:ctjhoa/spacevim
    github:Shougo/deoplete.nvim