GET /tcos/{tco_id}/events/{id}/ #4 implemented
Changed test title #4
Implemented #2 GET /tcos/#{tco_id}/
Implemented #3 GET /tcos/{tco_id}/events{?type,date}
JSON test assertion improved
#9 Implemented
Merge pull request #43 from BharathMG/master

RESOLVE #2, #3, #4, #9 issues.