git diff using word highlighting

.gitconfig

[user]
	name = mynanme
	email = [email protected]
[credential]
	helper = wincred
[push]
	default = simple
[diff]
	tool = bc3
[difftool]
	prompt = false
[difftool "vsdiffmerge"]
	cmd = \"C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\Common7\\IDE\\vsdiffmerge.exe\" \"$LOCAL\" \"$REMOTE\" //t
[difftool "vsdiffmerge"]
	keepbackup = false
[merge]
	tool = bc3
[mergetool]
	prompt = false
	keepBackup = false
[mergetool "vsdiffmerge"]
	cmd = \"C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\Common7\\IDE\\vsdiffmerge.exe\" \"$REMOTE\" \"$LOCAL\" \"$BASE\" \"$MERGED\" //m
	trustexitcode = true
[mergetool "vsdiffmerge"]
	keepbackup = false
[core]
	autocrlf = input
[difftool "bc3"]
	path = c:/Program Files/Beyond Compare 4/bcomp.exe
[mergetool "bc3"]
	path = c:/Program Files/Beyond Compare 4/bcomp.exe
	
[alias]
	gl = log --graph --pretty=format':%C(yellow)%h%Cgreen%d%Creset %s %C(white) %an, %ar%Creset'
	br = for-each-ref --sort=committerdate refs/heads/ --format='%(HEAD) %(color:yellow)%(refname:short)%(color:reset) - %(color:red)%(objectname:short)%(color:reset) - %(contents:subject) - %(authorname) (%(color:green)%(committerdate:relative)%(color:reset))'
	co = checkout
	st = status
	last = log -1 HEAD
	d = diff -w --color-words="[^[:space:]]|([[:alnum:]]|UTF_8_GUARD)+"