update command-line backlist switches
update command-line backlist switches

part of the diff comes from the fact that we've bumped
to a new version of libcc.

another part comes from adding network_switch_list.h, whose
switch definitions follow a slightly different format.

gerhardberger/electron,gerhardberger/electron,seanchas116/electron,shiftkey/electron,seanchas116/electron,electron/electron,the-ress/electron,gerhardberger/electron,gerhardberger/electron,bpasero/electron,shiftkey/electron,electron/electron,seanchas116/electron,electron/electron,the-ress/electron,shiftkey/electron,seanchas116/electron,bpasero/electron,gerhardberger/electron,the-ress/electron,bpasero/electron,electron/electron,electron/electron,bpasero/electron,shiftkey/electron,bpasero/electron,the-ress/electron,seanchas116/electron,the-ress/electron,gerhardberger/electron,electron/electron,bpasero/electron,seanchas116/electron,shiftkey/electron,gerhardberger/electron,electron/electron,the-ress/electron,the-ress/electron,shiftkey/electron,bpasero/electron