Git: Move hasRemotes out of panel data

It is input only, and doesn't belong to the panel

Also rename it enablePush

Change-Id: I9d5e2246ce76854a54b02e69980214dd35a402ee
Reviewed-by: Petar Perisin <petar.perisin@gmail.com>
Git: Disallow Commit and Push if rebase is in progress

Change-Id: I35a6cf850bccf076d22a73b98b0422663c61b1d3
Reviewed-by: Petar Perisin <petar.perisin@gmail.com>