move things around on troubleshooting page
move things around on troubleshooting page

- level 2 headings for top-level instead of level 3
- put all status reporting as L3s under one L2 heading
- add 'Reboots' to ToC
- move 'Stopping weave' into its own section and and move that

weaveworks/weave,rade/weave,tomwilkie/weave,weaveworks/weave,rade/weave,n054/weave,dpw/weave,tomwilkie/weave,weaveworks/weave,paulbellamy/weave,dpw/weave,paulbellamy/weave,rade/weave,n054/weave,tomwilkie/weave,rade/weave,n054/weave,dpw/weave,n054/weave,dpw/weave,tomwilkie/weave,rade/weave,n054/weave,tomwilkie/weave,paulbellamy/weave,weaveworks/weave,paulbellamy/weave,dpw/weave