add init.sage, update .vimrc for vimwiki (instead of in nvim)

.vimrc

@@ -2,13 +2,47 @@ source ~/vimconfigbase.vim
 
 call plug#begin(expand('~/.vim/plugged'))
 
+nnoremap <Space> <nop>
+let mapleader = "\<Space>"
+let g:mapleader = "\<Space>"
+let maplocalleader =  "\<Space>"
+
 Plug 'liuchengxu/space-vim-dark'
+Plug 'morhetz/gruvbox'
+Plug 'rakr/vim-one'
+
+" Plug 'godlygeek/tabular'
+" Plug 'preservim/vim-markdown'
+
+" focus mode
+Plug 'junegunn/goyo.vim'
+
+" vimwiki
+Plug 'vimwiki/vimwiki'
 
 call plug#end()
 
 
+" copy&paste from system clipboard
+vnoremap  <leader>y  "+y
+vnoremap  <leader>p  "+p
+
+" next 3 lines are needed for vimwiki
+set nocompatible
+filetype plugin on
+syntax on
+" vimwiki with markdown
+let g:vimwiki_list = [{'path': '~/vimwiki/',
+                      \ 'syntax': 'markdown', 'ext': '.md'}]
+" prevent vimwiki of setting conceallevel=2:
+let g:vimwiki_conceallevel=2
+
+" to allow backspacing over everything in insert mode
+set backspace=indent,eol,start
+
 set termguicolors
 
 colorscheme space-vim-dark
+"colorscheme gruvbox
 set background=dark
 highlight normal ctermbg=0 guibg=#000000

.zshrc

@@ -65,5 +65,6 @@ alias golint="~/go/bin/golint"
 export PATH="$HOME/.cargo/bin:$PATH"
 
 export EDITOR=vim
+export LC_ALL="en_US.UTF-8"
 
 [ -f ~/.fzf.zsh ] && source ~/.fzf.zsh

init.sage

@@ -0,0 +1,3 @@
+# ~/.sage/init.sage
+
+%colors Linux