gerritssh: Automatic fallback to secondary branch
gerritssh: Automatic fallback to secondary branch

 * Allows to review primary (cm-14.1)
    then secondary (cm-13.0) at once

Change-Id: I0bcd5b5170013a72ce1a5496146ed5284b92c7a5
Signed-off-by: Adrian DC <01fb3892f39957945220431e7409156544d2f041@gmail.com>

AdrianDC/android_development_shell_tools,AdrianDC/android_development_shell_tools