fix bugs in Makefile
Add clear.sh
setup the debug framework of 'coding layer' in src/utility/testCoding.cc
fix some bugs in clean: testCoding
Merge branch 'feature' into develop
Merge branch 'develop' into feature
merge develop to feature
develop to feature: merge
implement some MDR feature in test/MDR/
add some repair process in src/test/MDR/mdr.cc
fix some bugs
fix some bugs again
Merge branch 'feature' into develop
nothing
add RAID5/6 with no rotate
finish encoding_mdr_I
Merge branch 'feature' into develop
decoding_mdr_I: fail one disk(D or P)
Merge branch 'feature' into develop
Merge branch 'develop'