Add missed files

after/plugin/nvim-metals.vim

@@ -0,0 +1,2 @@
+":let g:metals_server_version = '0.10.6-M1+29-22f5a4b1-SNAPSHOT'
+"let g:metals_server_version = '0.10.6-M1'

ftdetect/hocon.vim

@@ -0,0 +1 @@
+au! BufNewFile,BufRead .scalafmt.conf   set ft=hocon syntax=hocon

lua/conf/cmp.lua

@@ -0,0 +1,25 @@
+local cmp = require'cmp'
+cmp.setup({
+  snippet = {
+    expand = function(args)
+      vim.fn["vsnip#anonymous"](args.body)
+    end,
+  },
+  mapping = {
+    ['<C-y>'] = cmp.mapping.confirm({ select = true }),
+    ['<C-Space>'] = cmp.mapping.complete(),
+    ['<C-e>'] = cmp.mapping.close(),
+    ['<CR>'] = cmp.mapping.confirm({
+      behavior = cmp.ConfirmBehavior.Replace,
+      select = true,
+    }),
+    ['<Tab>'] = cmp.mapping(cmp.mapping.select_next_item(), { 'i', 's' })
+  },
+  sources = {
+    { name = 'nvim_lsp' },
+    { name = 'buffer' },
+    { name = 'path' },
+  }
+})
+local capabilities = vim.lsp.protocol.make_client_capabilities()
+capabilities = require('cmp_nvim_lsp').update_capabilities(capabilities)