Update jacoco maven plugin to 0.7.7
Update jacoco maven plugin to 0.7.7

Release 0.7.7 (2016/06/06) former version was about 1 year ago

openmrs/openmrs-module-radiologydcm4chee,teleivo/openmrs-module-radiologydcm4chee,teleivo/openmrs-module-radiologydcm4chee,openmrs/openmrs-module-radiologydcm4chee