Clean dupes and updates from last few weeks

slackware/.vimrc

@@ -58,6 +58,10 @@
 
 "}}}
 
+if filereadable(expand("~/.vimrc_background"))
+    let base16colorspace=256
+    source ~/.vimrc_background
+endif
 " appearance {{{
 colorscheme base16-default-dark
 let base16colorspace=256
@@ -128,6 +132,7 @@ set listchars=tab:▸\ ,eol:¬
     au FileType markdown setlocal foldlevel=99
     let g:bufExplorerSplitHorzSize=8 " New split window is n rows high.
     let g:bufExplorerDefaultHelp=0     " Do not show default help.
+    set nobackup
 
 "}}}
 
@@ -324,8 +329,10 @@ set listchars=tab:▸\ ,eol:¬
 
 "}}}
 "
+
 " folding options {{{
     " folding options, this must be last in file
     " vim:foldmethod=marker:foldlevel=0
 
 " }}}
+"