Major vimrc cleanup

- Add comments for uncommented things
- Remove ancient pre-vim 7 conditionals
- Normalize spacing in sets and lets
- Make tabs visible
- Change trailing space visibilty from period to floating dot
- Tune up ALE python linting with pep8, black, isort

.vimrc

@@ -1,6 +1,6 @@
-" Hack my TERM to get around vim ignoring terminfo lol
+" Hack my TERM to get around vim ignoring terminfo
-if &term == "alacritty"
+if &term=="alacritty"
-  let &term = "xterm-256color"
+	let &term="xterm-256color"
 endif
 
 " Ensure certain plugins work by removing vi compatable modes
@@ -16,12 +16,8 @@ call vundle#begin()
 
 " Plugin execution
 Plugin 'VundleVim/Vundle.vim'
-
+Plugin 'vim-pandoc/vim-pandoc'
-if v:version >= 704
+Plugin 'vim-pandoc/vim-pandoc-syntax'
-    Plugin 'vim-pandoc/vim-pandoc'
-    Plugin 'vim-pandoc/vim-pandoc-syntax'
-endif
-
 Plugin 'tpope/vim-surround'
 Plugin 'mhinz/vim-startify'
 Plugin 'vim-airline/vim-airline'
@@ -34,21 +30,25 @@ call vundle#end()
 filetype plugin indent on
 
 " Formatters for ale to reformat documents into a unified structure
-let g:ale_fixers = {
+let g:ale_fixers={
-            \'*': ['remove_trailing_lines', 'trim_whitespace'],
+	\'*': ['remove_trailing_lines', 'trim_whitespace'],
-            \'elixir': ['mix_format']
+	\'python': ['autopep8', 'black', 'isort'],
-            \}
+	\'elixir': ['mix_format']
+	\}
+
+" Set python line length in all the linters/fixers
+let g:ale_python_pylint_options = '--max-line-length 119'
+let g:ale_python_autopep8_options = '--max-line-length 119'
+let g:ale_python_black_options = '-l 119'
 
 " Visual themeing
-if exists('+termguicolors')
+set termguicolors               "Enable 256 colors
-    set termguicolors                 "Enable 256 colors
+set t_Co=256                    "Limit vim to 256 colors
-endif
+set scrolloff=5                 "Always display 5 lines below cursor when scrolling
-set t_Co=256
+colorscheme base16              "Use my custom built color scheme
-set scrolloff=5                   "Always display 5 lines below cursor when scrolling
+let g:airline_theme='base16'    "Use the scheme for airline too
-colorscheme base16
+set background=dark             "Inform vim I use a black background terminal
-let g:airline_theme='base16'
+let g:airline_powerline_fonts=1 "Use powerline glyphs in airline
-set background=dark
-let g:airline_powerline_fonts = 1
 
 " Set UTF-8 default
 set encoding=utf-8
@@ -59,22 +59,22 @@ set ttymouse=
 
 " Searching Modifications
 set hlsearch    "highlight search matches
-set incsearch
+set incsearch   "enable incremental search
-set ignorecase
+set ignorecase  "ignore case in search
-set smartcase
+set smartcase   " ...unless you specify case yourself
 
 " Tabs and Whitespace
-if exists('+breakindent')
+set breakindent "add soft indents when soft wrapping
-    set breakindent
+set autoindent      "try to figure out automatic indents while writing code
-endif
+set smartindent     " ...and try to figure it out based on language
-set autoindent
+set nowrap          "don't soft wrap by default
-set smartindent
-set nowrap
 set tabstop=4
 set shiftwidth=4
-set list listchars=tab:\ \ ,trail:.
 
-" Command completion
+"display special glyphs for tabs and trailing whitespace
+set list listchars=tab:»·,trail:·
+
+" dmenu style command completion
 set wildmenu
 set wildignorecase
 
@@ -82,41 +82,41 @@ set wildignorecase
 syntax on
 
 " Word count in plaintext formats
-let g:airline#extensions#wordcount#enabled = 1
+let g:airline#extensions#wordcount#enabled=1
-let g:airline#extensions#wordcount#filetypes = ['help', 'markdown', 'rst', 'org', 'text', 'asciidoc', 'tex', 'mail', 'pandoc']
+let g:airline#extensions#wordcount#filetypes=['help', 'markdown', 'rst', 'org', 'text', 'asciidoc', 'tex', 'mail', 'pandoc']
 
 " Directories for backup files
 set backupdir=~/.vim/backup
 set directory=~/.vim/backup
 
 " Disable markdown spelling by default
-let g:pandoc#modules#disabled = ["spell"]
+let g:pandoc#modules#disabled=["spell"]
 
 " Fixes to pandoc's rules to make markdown less ugly
-let g:pandoc#syntax#codeblocks#embeds#langs = ["python", "bash=sh", "sh"]
+let g:pandoc#syntax#codeblocks#embeds#langs=["python", "bash=sh", "sh"]
-let g:pandoc#syntax#conceal#blacklist = ["ellipses", "quotes"]
+let g:pandoc#syntax#conceal#blacklist=["ellipses", "quotes"]
-let g:pandoc#syntax#conceal#urls = 1
+let g:pandoc#syntax#conceal#urls=1
 
 " Create the file if you follow an orphaned link
-let g:pandoc#hypertext#create_if_no_alternates_exists = 1
+let g:pandoc#hypertext#create_if_no_alternates_exists=1
 
 " Make link follows split horizontally since most of my terms are tall
-" Also work around a netrw bug that opens every no-modify
+" Also work around a netrw bug that opens everything no-modify
-let g:pandoc#hypertext#split_open_cmd = "botright split +set\\ modifiable"
+let g:pandoc#hypertext#split_open_cmd="botright split +set\\ modifiable"
 
 " Allow folding at fold markers to let me collapse sub-sections of lists
-let g:pandoc#folding#vim_markers_in_comments_only = 0
+let g:pandoc#folding#vim_markers_in_comments_only=0
 
 " Unfold everything by default
 set foldlevel=99
 
-" Bracketed Paste
+" Bracketed paste
-let &t_ti = &t_ti . "\e[?2004h"
+let &t_ti=&t_ti . "\e[?2004h"
-let &t_te = "\e[?2004l" . &t_te
+let &t_te="\e[?2004l" . &t_te
 function XTermPasteBegin(ret)
-    set pastetoggle=<Esc>[201~
+	set pastetoggle=<Esc>[201~
-    set paste
+	set paste
-    return a:ret
+	return a:ret
 endfunction
 map <expr> <Esc>[200~ XTermPasteBegin("i")
 imap <expr> <Esc>[200~ XTermPasteBegin("")