properly indent lines in .gitconfig and add subadd command for subm…

…odules

Usage: `git subadd path/to/directory/`
  adds a git repo in a subdirectory as a submodule to the project
  (note: always include the trailing slash)

gitconfig

@@ -15,11 +15,12 @@
 	pending = !git --no-pager log origin/master..master && echo
 	db = !sh -c 'git branch -D "$0" && git push origin ":$0"' &> /dev/null
 	missing = !sh -c 'git cherry "$0" | cut -sd + -f 2 | xargs "git show"'
-  lc = log ORIG_HEAD.. --stat --no-merges
-  conflicts = !git ls-files --unmerged | cut -c51- | sort -u | xargs $EDITOR
-  resolve = !git ls-files --unmerged | cut -c51- | sort -u | xargs git add
+	lc = log ORIG_HEAD.. --stat --no-merges
+	conflicts = !git ls-files --unmerged | cut -c51- | sort -u | xargs $EDITOR
+	resolve = !git ls-files --unmerged | cut -c51- | sort -u | xargs git add
+	subadd = !sh -c 'git submodule add $(git config -f"$0".git/config remote.origin.url) "$0"'
 [format]
-  # pretty = format:"%Cblue%ar%Creset\t%s"
+	# pretty = format:"%Cblue%ar%Creset\t%s"
 [color]
 	diff = auto
 	status = auto