Refactor Satellite Code

Link to commit authors everywhere

gitolite's repositories folder symlinked patch

Fixes #1830

Fixes #1836

Conflicts:
	app/views/issues/_form.html.haml

Fix PostgreSQL setup instructions

The config skeleton for postgres is called `database.yml.postgresql`,
not `database.yml.postgres`.

grack auth bugfix: allow dots in reponame

Some grammatical improvements

Nothing too dramatic, just some improvements.