fixing issue SW-16
adding duty cycle printing on openvisualizer gui
FW-99 Issue.
changing a comment
SW-179. Fix.
Merge pull request #86 from openwsn-berkeley/develop_SW-179

SW-179. Fix.
preparing before merge
Merge branch 'develop'
Merge pull request #89 from openwsn-berkeley/master

Consolidating develop and master branches
Merge pull request #1 from openwsn-berkeley/develop

Fork update