Release HIBAG_1.2.3
Changes in 1.2.2-1.2.3:
- avoid missing values in 'hlaFlankingSNP'
- add more gene information in 'hlaLociInfo'
- make the C++ function 'HIBAG_SortAlleleStr' compatible with the clang++ compiler (Mac Mavericks)
- improve the function 'hlaReport'
- improve document