Fix a bug that allowed routing table holes to reopen and not be caught, and added some comments to sort-of explain what it's doing.
Merge branch 'crashey' of https://github.com/cjdelisle/cjdns into reach_test
Add some DHT-related code to the global maintenance cycle, to update reach for a part of keyspace without a hole.
add graph maker and made adminTools module for interactive analysis
Merge branch 'graphMaker' of git://github.com/lstagner/cjdns into crashey
Merge branch 'reach_test' of git://github.com/Arceliar/cjdns into crashey