Updated mappings for Forge 7.8/MC 1.5.2.
Bumped required Forge version.
Changes for 3.5.1 build.
Update Forge/Minecraft versions in /build.xml

Signed-off-by: Ross Allan <rallanpcl@gmail.com>
Merge pull request #823 from nallar/patch-2

Update Forge/Minecraft versions in /build.xml
More Oil improvements and tweaks

Added a 50% bonus to well gen in biomes that spawn Lakes.

Added Taiga to biomes that spawn Oil Lakes (waves at Canada and
Siberia).
Fire is now a soft block.
Add LiquidMotionEvents to waterproof pipes

Why would it exist if it was never to be used?
Reduced Forge requirement. Last one for 1.5.1 should be fine.
Merge pull request #825 from viliml/patch-2

Add LiquidMotionEvents to waterproof pipes
Pipes with missing info are now deleted

Closes #782
Added config option to disable Oil Springs

And made the code ID Resolver compatible.
Update README.md

changed path of localization according to build.xml
Merge remote-tracking branch 'remotes/upstream/master' into 1.5.2

Conflicts:
	build.xml
	common/buildcraft/core/render/RenderEntityBlock.java
	common/buildcraft/core/render/RenderingEntityBlocks.java
	common/buildcraft/silicon/SiliconRenderBlock.java
	common/buildcraft/transport/render/FacadeItemRenderer.java
	common/buildcraft/transport/render/PipeItemRenderer.java