Git: Add using Git::Internal to GerritPushDialog

Change-Id: I7b2dab05809040397c7221ed830730bc1c5a019d
Reviewed-by: Tobias Hunger <tobias.hunger@digia.com>
Git: Replace bool argument with flags

For a start, it's a single flag. Will be extended.

Also change the default for includeRemotes to false (most callers pass false)

Change-Id: I969f89a06b85a42c134c0232d2947d58fe19ea0d
Reviewed-by: Tobias Hunger <tobias.hunger@digia.com>
VCS: Do not wrap lines that start with tab in submit editor

This breaks "Conflicts" section in Git, and possibly others

Change-Id: I821fd147194af0ce3902cedad02f373d6892e665
Reviewed-by: Tobias Hunger <tobias.hunger@digia.com>