Added a few Vim plugins

.vimrc

@@ -11,6 +11,9 @@ Plug 'sickill/vim-monokai'
 Plug 'airblade/vim-gitgutter'
 Plug 'junegunn/fzf', { 'do': { -> fzf#install() } }
 Plug 'junegunn/fzf.vim'
+Plug 'udalov/kotlin-vim'
+Plug 'rust-lang/rust.vim'
+Plug 'zivyangll/git-blame.vim'
 
 " Initialize plugin system
 call plug#end()
@@ -63,3 +66,9 @@ nnoremap <C-p> :Files<Cr>
 " Tabs
 nnoremap <Tab> :tabnext<CR>
 nnoremap <S-Tab> :tabprevious<CR>
+
+" Rust
+let g:rustfmt_autosave = 1
+
+" Git Blame
+nnoremap <C-b> :<C-u>call gitblame#echo()<CR>