Firmware Loader for Qualcomm Gobi USB Chipsets.

- clone from http://www.codon.org.uk/~mjg59/gobi_loader/download/gobi_loader-0.7.tar.gz
- fix CDMA firmware download failed issue
- add openwrt big-endian platform support
- trimming and initial FreeBSD port support

WWW: https://github.com/kicer/gobi_loader
