+ * Increase Standards-Version to 4.2.1 - no changes required.
+ * Build-Depend on debhelper-compat and change to compat level 11.
+ * Mark the binary package as Multi-Arch: same.
+ * Increas Standards-Version to 4.2.1 - no changes required.
+ * Build-Depend on debhelper-compat and change to compat level 11.