Repaired gdi03 mission. Fixes #5210.

I opted to lower the power consumption for SAM instead of restoring the
original power values for FACT and PROC since those two are available to
the player as well and they would behave slightly different in this
mission than in other ones.
Merge pull request #5223 from obrakmann/fix5210

Repaired gdi03 mission. Fixes #5210.
Fix ubuntu packages dependencies for .NET4.
Merge pull request #5226 from pchote/changelog-fix

Fix changelog url in the packaging script.
Produce actors in a FrameEndTask.
Re-enable shellmaps.
Add deprecation notice to the original api.
Add a new native-lua implementation.
Add initial standard library, and port shellmaps.
Package Lua 5.1.5 for all platforms.
Replace OSX SDL with i386-only non-framework build.
Include platform-specific dependencies under osx/linux.
move windows-specific deps to thirdparty/windows.
Fix deb dependencies.