vim: require Vim 7.4+ or Neovim 0.2.2+

Ubuntu xenial has Vim 7.4.
Neovim 0.2.1 bumped its 'v:version' to 800.
Neovim 0.2.2 is in Ubuntu bionic and Debian sid.

Define commands outside of feature folds.
8.1.1210+ includes the +user_commands feature.

Update termguicolor restrictions.
Require Neovim v0.3.2+.
neovim/neovim@98eaf60
Require Vim v8.1.0839+ with +vcon feature on Windows.
vim/vim@f58d81a

Unset $TERM in GUIs for fzf on Windows
Workaround for junegunn/fzf#1677 (comment)

Set nvim defaults in vimrc
shared.vim should have shared defaults only.

Reorder features in Vim 8.1.x.

Author: janlazo

README.md

@@ -2,10 +2,10 @@
 
 [![Build Status][Travis-Status]][Travis]
 
-Vim 8+ / Neovim 0.2+ config folder for Windows support and async jobs.
+Vim 8+ / Neovim 0.2.2+ config folder for Windows support and async jobs.
 
 - `shared.vim` for shared code between Vim and Neovim
-    - backward compatibility up to Vim 7.2 (tiny) and Neovim 0.1.6
+    - backward compatibility up to Vim 7.4 (tiny) and Neovim 0.2.2
     - self-contained vimrc, independent of the entire repo
     - [vim-plug][gh-vim-plug] as package manager for bundles in Github
 - `autoload/dotvim8.vim` resolves idiosyncrasies in Vim and Neovim, based on [fzf][gh-fzf]'s Vim plugin
@@ -21,17 +21,17 @@ For performance, use GUIs when navigating or editing inside folds.
 
 ## Editor Support
 
-- Vim 7.3+ to be compatible with most plugins in Github
-- Neovim 0.2+ to use [fzf][gh-fzf] and async jobs in Windows
+- Vim 7.4+
+- Neovim 0.2.2+
 - gui: gvim, [nvim-qt][gh-nvim-qt]
 
 ## OS Support
 
 - Linux
-    - os: Ubuntu xenial, Debian stretch
+    - os: Ubuntu xenial, bionic
     - terminal: sakura, tilda
 - Windows
-    - os: 7, 8.1, 10
+    - see https://github.com/lukesampson/scoop#requirements
     - terminal: ConEmu for truecolor (Neovim only)
 
 ## LICENSE

autoload/dotvim8.vim

@@ -18,12 +18,9 @@ endif
 let g:loaded_autoload_dotvim8 = 1
 let s:cpoptions = &cpoptions
 set cpoptions&vim
-let s:has_term = has('nvim') ?
-                \ (has('nvim-0.2.1') || !has('win32')) :
-                \ (has('terminal') && has('patch-8.0.1108'))
-let s:has_job = has('nvim') ?
-                \ (has('nvim-0.2') || !has('win32')) :
-                \ (has('job') && has('channel') && has('patch-8.0.87'))
+let s:has_term = has('nvim') || (has('terminal') && has('patch-8.0.1108'))
+let s:has_job = has('nvim') || (has('job') && has('channel')
+                                \ && has('patch-8.0.87'))
 
 function! s:escape_ex(cmd)
   return escape(a:cmd, '%#!')

init.vim

@@ -12,26 +12,20 @@
 " See the License for the specific language governing permissions and
 " limitations under the License.
 """"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
-if has('nvim-0.2')
-  set inccommand=nosplit
-else
-  let g:loaded_python_provider = 1
-  let g:loaded_python3_provider = 1
-endif
+set inccommand=nosplit
 
-if has('nvim-0.3')
-  if has('win32') && $TERM =~# 'cygwin' && executable('cygpath.exe')
-    let s:msys_root = get(split(system('cygpath.exe -w /'), "\n"), 0, '')
-    if isdirectory(s:msys_root)
-      let s:terminfo = s:msys_root.'usr\share\terminfo'
-      if empty($TERMINFO) && isdirectory(s:terminfo)
-        let $TERMINFO = s:terminfo
-      endif
-      unlet s:terminfo
+if !has('nvim-0.3.2') && has('win32') && $TERM =~# 'cygwin' && executable('cygpath.exe')
+  let s:msys_root = get(split(system('cygpath.exe -w /'), "\n"), 0, '')
+  if isdirectory(s:msys_root) && empty($TERMINFO)
+    let s:terminfo = s:msys_root.'usr\share\terminfo'
+    if isdirectory(s:terminfo)
+      let $TERMINFO = s:terminfo
     endif
-    unlet s:msys_root
+    unlet s:terminfo
   endif
-else
+  unlet s:msys_root
+endif
+if !has('nvim-0.3')
   let g:loaded_node_provider = 1
   let g:loaded_ruby_provider = 1