add git config

.gitconfig

@@ -0,0 +1,21 @@
+[core]
+	repositoryformatversion = 0
+	fileMode = false
+	bare = false
+	logallrefupdates = true
+[color]
+	ui = true
+[color "branch"]
+	current = yellow bold
+	local = green bold
+	remote = cyan bold
+[color "diff"]
+	meta = yellow bold
+	frag = magenta bold
+	old = orange bold
+	new = green bold
+	whitespace = red reverse
+[color "status"]
+	added = green bold
+	changed = yellow bold
+	untracked = red bold