Merge remote-tracking branch 'tobias/master'
increase size of node label
distinguish between on node and merge threshold. fix redraw bug.
Merge pull request #42 from tobiasandersson/master

update brain
add option to find shortest path to start node
add to start node trait
Merge remote-tracking branch 'upstream/master'
Merge pull request #44 from mlosch/master

distinguish between on node and merge threshold. shortest path to start node
fix naming
Merge pull request #45 from mlosch/master

fix naming
fix circle draw bug
Merge pull request #46 from mlosch/master

fix circle draw bug
fix out of bounds exception
Merge pull request #47 from mlosch/master

fix out of bounds exception
always connect nodes, when place_node is called.
Merge pull request #48 from mlosch/master

always connect nodes, when place_node is called.
draw inner circle
make sure we only merge object nodes when they both have an object
Merge pull request #49 from mlosch/master

make sure we only merge object nodes when they both have an object
M3 brain