Restoring changes to original SW-101 branch
SW-101. Fixing missing import.
SW-115. WIP.
SW-115. Fix. SW-118. WIP.
SW-116.Fix.
SW-117. Fix.
SW-118. Fix.
SW-108. Fix. SimEngine as singleton.
SW-110. Propagation goes through Propagation model.
SW-101. Rename bundle by connection. CRUD functions for connections in propagation model.
SW-111. Fix. SW-110. Fix.
Merge branch 'develop' into develop_SW-101
SW-101. Markers with labels.
SW-120. Fix.
SW-101. Show source routes when mousing over a mote.
SW-109. Implementing Pister-hack propagation model.
SW-101. Support deleting/creating connections that did not/did exist.
Merge branch 'develop' into develop_SW-101
Merge branch 'develop' into develop_SW-101
SW-101. Add connections between all nodes.