Gradle build because of missing dependency

[metc]

Issue description

The Gradle build is failing because of a missing dependency.
Build is failing because of a missing dependency.

Steps to reproduce

$ ./gradlew clean build
% gradle-4.4-all.zip
% ForgeGradle 1.2.2-g2ea0336
:downloadClient FAILED

FAILURE: Build failed with an exception.

* What went wrong:
Execution failed for task ':downloadClient'.
> java.io.FileNotFoundException: http://s3.amazonaws.com/Minecraft.Download/versions/1.7.10/1.7.10.jar

Electrical Age version

1.17.0 (c143d44)

[metc]

This bucket does not exist anymore: http://s3.amazonaws.com/Minecraft.Download
We are also using an old URL (http://files.minecraftforge.net/maven) that is now replaced by https://maven.minecraftforge.net. The minecraft forge's official maven repository has been moved to https://maven.minecraftforge.net/

The latest Gradle supported version is 4.4.1 with the ForgeGradle plugin version 1.2-SNAPSHOT (https://github.com/MinecraftForge/ForgeGradle/tree/FG_1.2) max.