Nvim: restructure all plugins configuration

.config/nvim/after/available/neogen.rc.lua

@@ -0,0 +1,22 @@
+require("neogen").setup({
+  --snippet_engine = 'ultisnips',
+  input_after_comment = true,
+})
+
+-- {
+--     { nil, "///!", { no_results = true, type = { "func", "file", "class" } } },
+--     { nil, "///! @file", { no_results = true, type = { "file" } } },
+--     { nil, "///!  * @brief $1", { no_results = true, type = { "func", "file", "class" } } },
+--     { nil, "", { no_results = true, type = { "func", "file", "class" } } },
+--     { nil, "", { no_results = true, type = { "file" } } },
+--
+--     { nil, "/**", { type = { "func", "class", "type" } } },
+--     { i.ClassName, " * @class %s", { type = { "class" } } },
+--     { i.Type, " * @typedef %s", { type = { "type" } } },
+--     { nil, " * @brief $1", { type = { "func", "class", "type" } } },
+--     { nil, " *", { type = { "func", "class", "type" } } },
+--     { i.Tparam, " * @tparam %s $1" },
+--     { i.Parameter, " * @param %s $1" },
+--     { i.Return, " * @return $1" },
+--     { nil, " */", { type = { "func", "class", "type" } } },
+-- }