diff --git a/runtime/ftplugin/man.vim b/runtime/ftplugin/man.vim
index c7fc3bb..cfcabc3 100644
--- a/runtime/ftplugin/man.vim
+++ b/runtime/ftplugin/man.vim
@@ -1,7 +1,7 @@
 " Vim filetype plugin file
 " Language:	man
 " Maintainer:	SungHyun Nam <goweol@gmail.com>
-" Last Change: 	2017 Jan 18
+" Last Change: 	2017 Nov 11
 
 " To make the ":Man" command available before editing a manual page, source
 " this script from your startup vimrc file.
@@ -15,12 +15,6 @@
   endif
   let b:did_ftplugin = 1
 
-  " Ensure Vim is not recursively invoked (man-db does this)
-  " when doing ctrl-[ on a man page reference.
-  if exists("$MANPAGER")
-    let $MANPAGER = ""
-  endif
-
   " allow dot and dash in manual page name.
   setlocal iskeyword+=\.,-
 
@@ -176,7 +170,11 @@
     let $MANWIDTH = winwidth(0)
     let unsetwidth = 1
   endif
-  silent exec "r !man ".s:GetCmdArg(sect, page)." | col -b"
+
+  " Ensure Vim is not recursively invoked (man-db does this) when doing ctrl-[
+  " on a man page reference by unsetting MANPAGER.
+  silent exec "r !env -u MANPAGER man ".s:GetCmdArg(sect, page)." | col -b"
+
   if unsetwidth
     let $MANWIDTH = ''
   endif
diff --git a/runtime/ftplugin/python.vim b/runtime/ftplugin/python.vim
index d52a338..5492641 100644
--- a/runtime/ftplugin/python.vim
+++ b/runtime/ftplugin/python.vim
@@ -3,7 +3,7 @@
 " Maintainer:	Tom Picton <tom@tompicton.co.uk>
 " Previous Maintainer: James Sully <sullyj3@gmail.com>
 " Previous Maintainer: Johannes Zellner <johannes@zellner.org>
-" Last Change:	Fri, 20 October 2017
+" Last Change:	Thur, 09 November 2017
 " https://github.com/tpict/vim-ftplugin-python
 
 if exists("b:did_ftplugin") | finish | endif
@@ -29,8 +29,8 @@
 let b:prev_endtoplevel='\v\S.*\n+(def\|class)'
 let b:next='\v%$\|^\s*(class\|def\|async def)>'
 let b:prev='\v^\s*(class\|def\|async def)>'
-let b:next_end='\v\S\n*(%$\|^\s*(class\|def\|async def)\|^\S)'
-let b:prev_end='\v\S\n*(^\s*(class\|def\|async def)\|^\S)'
+let b:next_end='\v\S\n*(%$\|^(\s*\n*)*(class\|def\|async def)\|^\S)'
+let b:prev_end='\v\S\n*(^(\s*\n*)*(class\|def\|async def)\|^\S)'
 
 execute "nnoremap <silent> <buffer> ]] :call <SID>Python_jump('n', '". b:next_toplevel."', 'W')<cr>"
 execute "nnoremap <silent> <buffer> [[ :call <SID>Python_jump('n', '". b:prev_toplevel."', 'Wb')<cr>"
@@ -43,8 +43,8 @@
 
 execute "onoremap <silent> <buffer> ]] :call <SID>Python_jump('o', '". b:next_toplevel."', 'W')<cr>"
 execute "onoremap <silent> <buffer> [[ :call <SID>Python_jump('o', '". b:prev_toplevel."', 'Wb')<cr>"
-execute "onoremap <silent> <buffer> ][ :call <SID>Python_jump('n', '". b:next_endtoplevel."', 'W', 0)<cr>"
-execute "onoremap <silent> <buffer> [] :call <SID>Python_jump('n', '". b:prev_endtoplevel."', 'Wb', 0)<cr>"
+execute "onoremap <silent> <buffer> ][ :call <SID>Python_jump('o', '". b:next_endtoplevel."', 'W', 0)<cr>"
+execute "onoremap <silent> <buffer> [] :call <SID>Python_jump('o', '". b:prev_endtoplevel."', 'Wb', 0)<cr>"
 execute "onoremap <silent> <buffer> ]m :call <SID>Python_jump('o', '". b:next."', 'W')<cr>"
 execute "onoremap <silent> <buffer> [m :call <SID>Python_jump('o', '". b:prev."', 'Wb')<cr>"
 execute "onoremap <silent> <buffer> ]M :call <SID>Python_jump('o', '". b:next_end."', 'W', 0)<cr>"
@@ -52,8 +52,8 @@
 
 execute "xnoremap <silent> <buffer> ]] :call <SID>Python_jump('x', '". b:next_toplevel."', 'W')<cr>"
 execute "xnoremap <silent> <buffer> [[ :call <SID>Python_jump('x', '". b:prev_toplevel."', 'Wb')<cr>"
-execute "xnoremap <silent> <buffer> ][ :call <SID>Python_jump('n', '". b:next_endtoplevel."', 'W', 0)<cr>"
-execute "xnoremap <silent> <buffer> [] :call <SID>Python_jump('n', '". b:prev_endtoplevel."', 'Wb', 0)<cr>"
+execute "xnoremap <silent> <buffer> ][ :call <SID>Python_jump('x', '". b:next_endtoplevel."', 'W', 0)<cr>"
+execute "xnoremap <silent> <buffer> [] :call <SID>Python_jump('x', '". b:prev_endtoplevel."', 'Wb', 0)<cr>"
 execute "xnoremap <silent> <buffer> ]m :call <SID>Python_jump('x', '". b:next."', 'W')<cr>"
 execute "xnoremap <silent> <buffer> [m :call <SID>Python_jump('x', '". b:prev."', 'Wb')<cr>"
 execute "xnoremap <silent> <buffer> ]M :call <SID>Python_jump('x', '". b:next_end."', 'W', 0)<cr>"
diff --git a/runtime/ftplugin/vim.vim b/runtime/ftplugin/vim.vim
index f355d28..1f2e57c 100644
--- a/runtime/ftplugin/vim.vim
+++ b/runtime/ftplugin/vim.vim
@@ -1,7 +1,7 @@
 " Vim filetype plugin
 " Language:	Vim
 " Maintainer:	Bram Moolenaar <Bram@vim.org>
-" Last Change:	2014 Sep 07
+" Last Change:	2017 Nov 06
 
 " Only do this when not done yet for this buffer
 if exists("b:did_ftplugin")
@@ -25,6 +25,9 @@
 " keyword character.  E.g., for netrw#Nread().
 setlocal isk+=#
 
+" Use :help to lookup the keyword under the cursor with K.
+setlocal keywordprg=:help
+
 " Set 'comments' to format dashed lists in comments
 setlocal com=sO:\"\ -,mO:\"\ \ ,eO:\"\",:\"