nvim: init.vim: Use custom bindings for smoothie

Signed-off-by: Sanchayan Maity <maitysanchayan@gmail.com>

nvim/init.vim

@@ -204,6 +204,11 @@ cnoremap <Esc> <Nop>
 nnoremap ; :
 " Use Q to execute default register.
 nnoremap Q <Nop>
+" Smooth scroll
+nmap <S-J> <Plug>(SmoothieDownwards)
+nmap <S-K> <Plug>(SmoothieUpwards)
+nmap <S-F> <Plug>(SmoothieForwards)
+nmap <S-B> <Plug>(SmoothieBackwards)
 
 " For Fuzzy
 nnoremap ff  :GFiles<CR>
@@ -662,9 +667,10 @@ let g:netrw_winsize = 10
 
 " For SLIMV
 let g:lisp_rainbow=1
-
 " For Purescript
 let g:psc_ide_auto_imports = 1
+" For vim-smoothie. We want to Shift instead of Ctrl for scroll.
+let g:smoothie_no_default_mappings = 1
 
 " ----------------------------- Functions ------------------------------------
 function! Cscope(option, query)