SW-157. Add OpenWSN logo upper left corner
SW-158. Update title of pages
SW-159. Replace "Help" pane by link to OpenWSN page
Merge pull request #82 from vitorgarbellini/develop

SW-157. SW-158. SW-159. Small changes to web interface.
SW-150. Closing the OpenVisualizer through CLI command.
Merge pull request #83 from openwsn-berkeley/develop_SW-150

SW-150. Closing the OpenVisualizer through CLI command.
Merge pull request #81 from openwsn-berkeley/develop_SW-165

SW-165. Fix.
Merge branch 'develop' of https://github.com/NicolaAccettura/openwsn-sw into develop
Merge branch 'develop' of https://github.com/openwsn-berkeley/openwsn-sw into develop