Added gitblame plugin

Made legacy plugins have one file

after/plugin/legacyvimscript.lua

@@ -0,0 +1,11 @@
+-- markdown preview
+
+vim.cmd([[
+    let g:mkdp_auto_close = 0
+    let g:mkdp_theme = 'dark'
+]])
+
+-- git blame
+vim.cmd([[
+    let g:gitblame_enabled = 1
+]])

after/plugin/markdownprev.lua

@@ -1,4 +0,0 @@
-vim.cmd [[
-    let g:mkdp_auto_close = 0
-    let g:mkdp_theme = 'dark'
-]]

lua/taken/packer.lua

@@ -105,6 +105,7 @@ return packer.startup(function(use)
 	use("windwp/nvim-autopairs")
 	use({ "windwp/nvim-ts-autotag", after = "nvim-treesitter" })
 	use("lewis6991/gitsigns.nvim")
+	use("f-person/git-blame.nvim")
 	-- useful plugins
 	use({
 		"folke/which-key.nvim",