Nvim: restructure all plugins configuration

.config/nvim/after/plugin/neoscroll.rc.lua

@@ -1,13 +0,0 @@
--- require('neoscroll').setup({
---     -- All these keys will be mapped to their corresponding default scrolling animation
---     mappings = {'<C-u>', '<C-d>', '<C-b>', '<C-f>',
---                 '<C-y>', '<C-e>', 'zt', 'zz', 'zb'},
---     hide_cursor = true,          -- Hide cursor while scrolling
---     stop_eof = true,             -- Stop at <EOF> when scrolling downwards
---     use_local_scrolloff = false, -- Use the local scope of scrolloff instead of the global scope
---     respect_scrolloff = false,   -- Stop scrolling when the cursor reaches the scrolloff margin of the file
---     cursor_scrolls_alone = true, -- The cursor will keep on scrolling even if the window cannot scroll further
---     easing_function = nil,        -- Default easing function
---     pre_hook = nil,              -- Function to run before the scrolling animation starts
---     post_hook = nil,              -- Function to run after the scrolling animation ends
--- })

.config/nvim/after/plugin/neoscroll.rc.lua

@@ -0,0 +1 @@
+../available/neoscroll.rc.lua