travis: go master version allow failures

[avelino]

No description provided.

[coveralls]

Pull Request Test Coverage Report for Build 155

• 0 of 0 changed or added relevant lines in 0 files are covered.
• 236 unchanged lines in 7 files lost coverage.
• Overall coverage decreased (-25.8%) to 53.402%

---

Files with Coverage Reduction	New Missed Lines	%
observer/observer.go	1	72.5%
observable/create.go	2	80.77%
observable/flatmap.go	2	100.0%
subscription/subscription.go	3	100.0%
errors/errors.go	9	100.0%
handlers/handlers.go	15	100.0%
observable/observable.go	204	98.08%

Totals
Change from base Build 141:	-25.8%
Covered Lines:	361
Relevant Lines:	676

---

💛 - Coveralls

[coveralls]

Pull Request Test Coverage Report for Build 155

• 0 of 0 changed or added relevant lines in 0 files are covered.
• 236 unchanged lines in 7 files lost coverage.
• Overall coverage decreased (-25.8%) to 53.402%

---

Files with Coverage Reduction	New Missed Lines	%
observer/observer.go	1	72.5%
observable/create.go	2	80.77%
observable/flatmap.go	2	100.0%
subscription/subscription.go	3	100.0%
errors/errors.go	9	100.0%
handlers/handlers.go	15	100.0%
observable/observable.go	204	98.08%

Totals
Change from base Build 141:	-25.8%
Covered Lines:	361
Relevant Lines:	676

---

💛 - Coveralls