Merge pull request #77 from EaseTech/Christiaan

#76
Further simplified EasyTest Runner implementation
Merge branch 'master' of https://github.com/EaseTech/easytest-core
Second phase of simplification of EasyTest's Runners and dependent
classes.
Trying to make EasyTest Parallel
Merge pull request #78 from EaseTech/master

pull from master