Import style editor via prosthesis.
disable battery so Gaia doesn't shut down when battery missing/low
Merge branch 'master' into battery-state
update app on connect to app if app not installed
Merge branch 'master' into ochameau-toolbox-per-app
don't use else after return
check battery.charging before shutting down instead of disabling battery API
Merge pull request #662 from mykmelez/ochameau-toolbox-per-app

install app on connect to app if app isn't already installed
Merge pull request #650 from mykmelez/battery-state

disable DOM battery API (fixes #536)
update B2G/Gaia to 2013-06-26/27 tips of b2g18/v1-train branches
show throbber by receipt label when updating receipt (fixes #613)
Merge pull request #667 from mykmelez/receipt-throb

show throbber by receipt label when updating receipt (fixes #613)
provide valid manifest URL when requesting receipt for app
Merge pull request #669 from mykmelez/receipt-manifest-url

provide valid manifest URL when requesting receipt for app
notify user and reset receipt menu on fetch receipt failure
Merge pull request #671 from mykmelez/update-b2g-gaia

update B2G/Gaia to 2013-06-26/27 tips of b2g18/v1-train branches
Merge pull request #670 from mykmelez/fail-nicer

notify user and reset receipt menu on fetch receipt failure
update version for 4.0pre8 build
update version for 4.0pre9dev development
clear indexedDB on "refresh app + clear cache and storages" (fix #666)