Update metadata cache for upstream's eclass changes
[lettuce] Pushed x86 stabilisation back 30 days

Waiting for upstream stabilisation of usable ipdb.
[nose2-cov] Pushed amd64 stabilisation back 60 days

Waiting for upstream stabilisation of usable cov-core.
Merge branches 'f/keyword/amd64' and 'f/keyword/x86'

* f/keyword/amd64:
  [nose2-cov] Pushed amd64 stabilisation back 60 days

* f/keyword/x86:
  [lettuce] Pushed x86 stabilisation back 30 days

Conflicts:
	support/stabilisation.rem