[Fix #594] Remove quotes surrounding associative array key
Indicate SSH connections
Revert "[Fix #242] Remove hub"

This reverts commit ccf181379aef10d4e090f709a3aa9d315ac314b9.
Update hub URL
Replace 'git' with 'command git'

This prevents performance loss when git is aliased to hub.

Signed-off-by: Sorin Ionescu <sorin.ionescu@gmail.com>
merges in sorin's SSH hostname change instead of mine
Merge commit '729fd07' into HEAD