fetch coverage results from eunit runs

[goncalotomas]

No description provided.

[coveralls]

Coverage increased (+5.7%) to 5.931% when pulling 641130f on coverage into a2ecd67 on master.

[coveralls]

Coverage increased (+5.9%) to 6.12% when pulling 055fb3b on coverage into a2ecd67 on master.

[coveralls]

Coverage increased (+5.9%) to 6.12% when pulling f95d4d7 on coverage into a2ecd67 on master.

[coveralls]

Coverage increased (+9.08%) to 9.338% when pulling 6b862da on coverage into a2ecd67 on master.

[coveralls]

Coverage increased (+9.4%) to 9.697% when pulling 1a86eb3 on coverage into a2ecd67 on master.

[coveralls]

Coverage increased (+11.7%) to 11.951% when pulling a213fbe on coverage into a2ecd67 on master.