flash_FP{3,4}_factory.sh: Properly quote $FASTBOOT_BIN

See merge request !4

* Otherwise flashing from paths with spaces will error out

FP3: Allow option out of data wipe

See merge request !3

Allow users to opt out of data wipe which is often
the case while upgrading.

Change-Id: Ia8eed077dd08ba30d84447f5a6c58cfd1c35e0b5

Add support for flashing in Windows as well

See merge request !2

* Changes in documentation now mentions the dependency on Git Bash
for Windows.

Change-Id: I1b5ca1a41daa2f2c1586c9d47d52e958be281a76

Add script for flashing FP4 devices

See merge request !1

* Based on the FP3 flash script.

Change-Id: If117194dfec9343b65e00b29fce840f131d4a8d8

This is required to match the release package.

Change-Id: Ie9aa92a32395975bf71a3166bd3dae734d0b2ed4

Change-Id: Ife03bb2b54db7f0d32aa30afa0f1a2c7d7393cf7

* Drop logic that checks OS types.
* Drop reboot function since device reboots after locking step.

Change-Id: I730d727e7a4b6a409194162c595500a460875328

Add executable permission to the script files and
executables.

Change-Id: Ia4bf4b1da6b773686a9bfa9a1cad2a2899b7cbba

Following are the contents:
* bin-linux-x86 - fastboot and adb
* bin-msys - fastboot and adb
* flash_fp3_factory.sh

Change-Id: I277b4984b867c7d6e32c309f5243b2ce93991a7d