updated gitignore and vimrc

.gitignore

@@ -1 +1 @@
-/pack/minpac/*
+pack/minpac/*

.vimrc

@@ -5,8 +5,12 @@ command! PackUpdate call minpac#update()
 command! PackClean call minpac#clean()
 
 set number
-"set statusline=%<%f\ %h%m%r%=%-20.(line=%l,col=%c%V,totlin=%L%)\%h%m%r%=%-40(,bytval=0x%B,%n%Y%)\%P
+set expandtab
-"set laststatus=2
+set shiftwidth=2
+set softtabstop=2
+
+filetype plugin indent on
+
 packadd minpac
 call minpac#init()
 call minpac#add('k-takata/minpac', {'type':'opt'})
@@ -14,6 +18,77 @@ call minpac#add('junegunn/fzf')
 call minpac#add('junegunn/fzf.vim')
 call minpac#add('vim-airline/vim-airline')
 call minpac#add('vim-airline/vim-airline-themes')
+call minpac#add('tpope/vim-fugitive')
+call minpac#add('prabirshrestha/async.vim')
+call minpac#add('prabirshrestha/asyncomplete.vim')
+"asyncomplete settings
+inoremap <expr> <Tab> pumvisible() ? "\<C-n>" : "\<Tab>"
+inoremap <expr> <S-Tab> pumvisible() ? "\<C-p>" : "\<S-Tab>"
+inoremap <expr> <cr> pumvisible() ? "\<C-y>" : "\<cr>"
+imap <c-space> <Plug>(asyncomplete_force_refresh)
+
+call minpac#add('prabirshrestha/asyncomplete-lsp.vim')
+call minpac#add('prabirshrestha/vim-lsp')
+"vim-lsp language server settings
+if executable('rls')
+  au User lsp_setup call lsp#register_server({
+      \ 'name': 'rls',
+      \ 'cmd': {server_info->['rustup', 'run', 'stable', 'rls']},
+      \ 'workspace_config': {'rust': {'clippy_preference': 'on'}},
+      \ 'whitelist': ['rust'],
+      \ })
+endif
+call minpac#add('vim-syntastic/syntastic')
+"syntastic settings
+let g:airline#extensions#syntastic#enabled = 1
+let airline#extensions#syntastic#error_symbol = 'E:'
+let airline#extensions#syntastic#stl_format_err = '%E{[%e(#%fe)]}'
+let airline#extensions#syntastic#warning_symbol = 'W:'
+let airline#extensions#syntastic#stl_format_warn = '%W{[%w(#%fw)]}'
+
+call minpac#add('majutsushi/tagbar')
+"tagbar settings
+let g:rust_use_custom_ctags_defs = 1  " if using rust.vim
+let g:tagbar_type_rust = {
+  \ 'ctagsbin' : '/path/to/your/universal/ctags',
+  \ 'ctagstype' : 'rust',
+  \ 'kinds' : [
+      \ 'n:modules',
+      \ 's:structures:1',
+      \ 'i:interfaces',
+      \ 'c:implementations',
+      \ 'f:functions:1',
+      \ 'g:enumerations:1',
+      \ 't:type aliases:1:0',
+      \ 'v:constants:1:0',
+      \ 'M:macros:1',
+      \ 'm:fields:1:0',
+      \ 'e:enum variants:1:0',
+      \ 'P:methods:1',
+  \ ],
+  \ 'sro': '::',
+  \ 'kind2scope' : {
+      \ 'n': 'module',
+      \ 's': 'struct',
+      \ 'i': 'interface',
+      \ 'c': 'implementation',
+      \ 'f': 'function',
+      \ 'g': 'enum',
+      \ 't': 'typedef',
+      \ 'v': 'variable',
+      \ 'M': 'macro',
+      \ 'm': 'field',
+      \ 'e': 'enumerator',
+      \ 'P': 'method',
+  \ },
+  \ }
+let g:airline#extensions#tagbar#enabled = 1
+let g:airline#extensions#tagbar#flags = ''   
+let g:airline#extensions#tagbar#flags = 'f'   
+let g:airline#extensions#tagbar#flags = 's'   
+let g:airline#extensions#tagbar#flags = 'p'
+call minpac#add('rust-lang/rust.vim')
+
 call minpac#add('morhetz/gruvbox')
 "gruvbox settings
 let g:gruvbox_italic = 1