vimrc for javascript, go and python (2 spaces for js, 4 for go and python)

.vimrc

" Setup vundle first: https://github.com/VundleVim/Vundle.vim

set nocompatible              " be iMproved, required
filetype off                  " required

" set the runtime path to include Vundle and initialize
set rtp+=~/.vim/bundle/Vundle.vim
call vundle#begin()
" alternatively, pass a path where Vundle should install plugins
"call vundle#begin('~/some/path/here')

" let Vundle manage Vundle, required
Plugin 'VundleVim/Vundle.vim'

Plugin 'scrooloose/nerdTree'
Plugin 'ctrlpvim/ctrlp.vim'
Plugin 'vim-airline/vim-airline'
Plugin 'vim-airline/vim-airline-themes'
Plugin 'pangloss/vim-javascript'
Plugin 'tpope/vim-fugitive'
Plugin 'schickling/vim-bufonly'
Plugin 'fatih/vim-go'
Plugin 'mileszs/ack.vim'

" All of your Plugins must be added before the following line
call vundle#end()            " required
filetype plugin indent on    " required
" To ignore plugin indent changes, instead use:
"filetype plugin on
"
" Brief help
" :PluginList       - lists configured plugins
" :PluginInstall    - installs plugins; append `!` to update or just :PluginUpdate
" :PluginSearch foo - searches for foo; append `!` to refresh local cache
" :PluginClean      - confirms removal of unused plugins; append `!` to auto-approve removal
"
" see :h vundle for more details or wiki for FAQ
" Put your non-Plugin stuff after this line

" NERDTree show hidden files e.g. dotfiles (.gitignore)
let NERDTreeShowhidden=1
let NERDTreeIgnore = ['\.pyc$']

" Show line numbers by default
set number

" Enable airline and set theme
let g:airline#extensions#tabline#enabled = 1
let g:airline_theme='wombat'

" Ignore node_modules and dist for CTRLP

set wildignore+=*/node_modules/**
set wildignore+=*/dist/**

" Set indenting to 2 spaces
set smartindent
set tabstop=2
set shiftwidth=2
set expandtab

au BufNewFile,BufRead *.py,*.go
	\ set tabstop=4 |
	\ set softtabstop=4 |
	\ set shiftwidth=4 |
	\ set textwidth=79 |
	\ set expandtab |
	\ set autoindent |
	\ set fileformat=unix |

let python_highlight_all=1
syntax on

" color fix for tmux
set background=dark
set t_Co=256

" Key Bindings for split windows movement
nnoremap <C-h> <C-w>h
nnoremap <C-j> <C-w>j
nnoremap <C-k> <C-w>k
nnoremap <C-l> <C-w>l