Check for python before loading jedi. small tweaks

vimrc

@@ -50,6 +50,7 @@ if has("unix") || has("mac")
             Plugin 'klen/python-mode'
             let g:pymode_rope_lookup_project = 0
             let g:pymode_rope = 0
+            Plugin 'davidhalter/jedi-vim'
         endif
         if has("ruby")
             Plugin 'terryma/vim-multiple-cursors'
@@ -70,7 +71,6 @@ if has("unix") || has("mac")
         Plugin 'tikhomirov/vim-glsl'
         Plugin 'mzlogin/vim-smali'
         Plugin 'jamessan/vim-gnupg'
-        Plugin 'davidhalter/jedi-vim'
         Plugin 'petRUShka/vim-opencl'
         Plugin 'Raimondi/delimitMate'
         Plugin 'tpope/vim-surround'
@@ -298,12 +298,12 @@ language messages POSIX
 set title
 "[Hide/show the white-space and more invisible symbols]"
 set list
-set listchars=tab:\|\ ,trail:-
+set listchars=nbsp:¬,tab:\|\ ,trail:-
 set nojoinspaces
 "[Folding settings]"
 set foldenable
 set foldclose=""
-set foldcolumn=1
+set foldcolumn=0
 set foldlevel=10
 set foldlevelstart=10
 set foldmethod=indent
@@ -334,7 +334,7 @@ set nolinebreak
 set encoding=utf-8
 set termencoding=utf-8
 set fileencoding=utf-8
-set fileencodings=utf-8,cp1251,koi8-r
+set fileencodings=utf-8,latin1,cp1251,koi8-r
 "[Use UNIX, DOS, MAC FileType]"
 set fileformat=unix
 set fileformats=unix,mac,dos