add prior SRG
Remove prior SRG. Now, prior information is added through PriorBasedSimilarityCriteria
Remove prior SRG. Now, prior information is added through PriorBasedSimilarityCriteria
Add test for prior SRG and rand SRG
remove personal application
final prior SRG
Merge pull request #14 from zhenzonglei/priorSRG

A preliminary prior based SRG