Update ru_RU.lang
Merge pull request #1578 from jmongeon/master

Fix Gas Generator not accepting Buildcraft fuels.
Merge pull request #1576 from fewizz/patch-1

Update ru_RU.lang
Added sustained fluid and gas tanks to PRC and Electrolytic Separator, fixed Gas Generator losing energy when being picked up
Merge branch 'master' into development
Sustained gas and fluid support for Chemical Washer, Chemical Crystallizer and Chemical Infuser
Started work on a new system of managing sustained data
Finished off new system of sustained data
Generators now sustain fluid and gas data
Fixed default enchantibilities
Tweak energynet logic a bit to safeguard against overly high tiers of IC2 acceptor and things that implement everything but with only one working.

Should fix AE2 EU P2P tunnel support.
Merge branch 'master' into development
Various fixes to rendering
Fixed:
 - Jetpack particles being too dark
 - Jetpack particles flickering towards the world origin
 - Jetpack HUD showing in almost every screen
 - RenderTickHandler still ticking when the game is paused
Committed the other files I meant to commit.
Fix trying to use IC2 EnergyNet without IC2 installed. It would never work anyway.
Merge branch 'master' into development
Update zh_TW.lang
Stop a potential NPE in Gas Gauges.
Stop a potential NPE in Gas Gauges.
Move StackUtil to api package for not causing errors.