改动了Chromosome类的变异测试，在变异测试代码中需要重新书写一个判断，判断变异后的代码不能与变异之前的代码相同

Change-Id: I9c3c1d5e3b3e5b118e4750609f2c8452cc44918b
Signed-off-by: zhaokang <zhaokangk@sina.com>
Merge remote-tracking branch 'origin/master'

Conflicts:
	gasystem/src/fjnu/domain/chrom/Chromosome.java
	gasystemTest/src/fjnu/domain/chromTest/ChromosomeTest.java
	gasystemTest/src/fjnu/domain/inputTest/GACfgInfoTest.java