gerritssh: Support passing a gerrit id to reverse lookup
gerritssh: Support passing a gerrit id to reverse lookup

 * Used with 'gerritssh branch GERRIT_ID'

 * Allows to merge properly large series of commits
    that don't necessarily follow a growing IDs order

 * Detects commits with a broken incomplete parents history
 * Reorder the relevant commits in the right way

Change-Id: I0c0c45b98e8f03247739a213aeea948abf9a932f
Signed-off-by: Adrian DC <01fb3892f39957945220431e7409156544d2f041@gmail.com>

AdrianDC/android_development_shell_tools,AdrianDC/android_development_shell_tools