added Points of interest information in targets_info_fix and its visualization
first draft - not working accurately
PoI working in PSO
changed getGlobalBest() function according to requirements and test implementation of GreedyPSO modifictaiton for PoI
fixed problem with incorrect executation when rerunning PSO service
PoI in PSO and GreedyPSO fully working
PoI inclusion in Greedy Search - test
uncomment build type Release as it breaks Greedy Search
working state of PoI inclusion for Greedy Search as well
added calculateMaxSensorCoverage() function to make priority adaptable to sensor range and FOV in GreedySearch algorithm
all services tested - working fine
clean up
Merge pull request #17 from ipa-mig-mc/feature/inclusion_of_PoI

Feature/inclusion of PoI
added comments and some code cleanup
removed obsolete code in GreedySearch
further code clean up and comments addition
more comments and created README.md files for sensorPlacement action polygon_offset service
Merge pull request #18 from ipa-mig-mc/comments_and_code_cleanup

Comments and code cleanup
seneka_sensor_placement: fixes compiler optimization bug; fixes #16
seneka_sensor_placement: several more adjustments due to debugging; provides less undefined behaviour and less possible memory leaks