merging with changes from default branch

--HG--
branch : production
merging heads
Bug 438750 - Move the series index value from the status bar to the onmouseover tooltip, r=rdoherty
Bug 463323 - create flatline effect in graphs by repeating last recorded value (p=anodelman, r=ccooper)
merging with tip

--HG--
branch : production
bug 468530, Add message to inform users of upcoming architecture changes, r=anodelman
merging
bug 466094, adding jquery 1.3b to fix slow unload
merging with tip
remove 1.0 schema merge
Bug 469721 - maemo talos platform is Unknown, p=anodelman r=rdoherty
bug 471038, r=lars
updated new graph server messaging
Add extra headers for threading of talos regression messages

--HG--
branch : 1.0
Latest config

--HG--
branch : 1.0
Added electrolysis to dashboard

--HG--
branch : 1.0
add n900 machines to the graph server

--HG--
branch : 1.0
miscommunication, using 'update os_list where id=17 set id=16' to correct the offset of 1 in the os_list primary key

--HG--
branch : 1.0
bug 537065 (Tracking bug for rollout of Talos rev3 minis) add next 100 machines to graph server p=anodelman r=bhearsum

--HG--
branch : 1.0
Bug 547134. r=rdoherty

--HG--
branch : 1.0