Add a test case for "end condition happens before start condition".
Add a test case for "end condition happens before start condition".

- In the cycle analytics specs.

LUMC/gitlabhq,axilleas/gitlabhq,screenpages/gitlabhq,htve/GitlabForChinese,screenpages/gitlabhq,darkrasid/gitlabhq,mmkassem/gitlabhq,allysonbarros/gitlabhq,openwide-java/gitlabhq,mmkassem/gitlabhq,stoplightio/gitlabhq,darkrasid/gitlabhq,dplarson/gitlabhq,shinexiao/gitlabhq,screenpages/gitlabhq,openwide-java/gitlabhq,iiet/iiet-git,t-zuehlsdorff/gitlabhq,daiyu/gitlab-zh,dplarson/gitlabhq,axilleas/gitlabhq,jirutka/gitlabhq,t-zuehlsdorff/gitlabhq,daiyu/gitlab-zh,htve/GitlabForChinese,stoplightio/gitlabhq,allysonbarros/gitlabhq,icedwater/gitlabhq,allysonbarros/gitlabhq,LUMC/gitlabhq,htve/GitlabForChinese,axilleas/gitlabhq,shinexiao/gitlabhq,dplarson/gitlabhq,dreampet/gitlab,screenpages/gitlabhq,openwide-java/gitlabhq,LUMC/gitlabhq,icedwater/gitlabhq,dreampet/gitlab,iiet/iiet-git,stoplightio/gitlabhq,t-zuehlsdorff/gitlabhq,htve/GitlabForChinese,shinexiao/gitlabhq,icedwater/gitlabhq,dreampet/gitlab,jirutka/gitlabhq,daiyu/gitlab-zh,mmkassem/gitlabhq,iiet/iiet-git,dplarson/gitlabhq,axilleas/gitlabhq,daiyu/gitlab-zh,openwide-java/gitlabhq,LUMC/gitlabhq,icedwater/gitlabhq,darkrasid/gitlabhq,t-zuehlsdorff/gitlabhq,stoplightio/gitlabhq,jirutka/gitlabhq,allysonbarros/gitlabhq,mmkassem/gitlabhq,dreampet/gitlab,darkrasid/gitlabhq,iiet/iiet-git,jirutka/gitlabhq,shinexiao/gitlabhq