fix case
update chrome driver version to 2.2
Merge pull request #239 from huangnoah/fix-70

Fix 70
fix test case
Merge pull request #240 from huangnoah/fix-70

Fix 70
fix test case issue for ie8
Merge pull request #243 from huangnoah/fix-70

Fix 70
fix case
Merge pull request #244 from huangnoah/fix-70

Fix 70
fix case
Merge branch '7.0' of https://github.com/zkoss/ztltest into fix-70
Merge pull request #245 from huangnoah/fix-70

Fix 70
fix case
Merge pull request #246 from huangnoah/fix-70

fix case
fix case
Merge pull request #247 from huangnoah/fix-70

fix case
fix case
Merge pull request #248 from huangnoah/fix-70

fix case
fix case
Merge pull request #249 from huangnoah/fix-70

fix case