fixed another issue with downloadSourceTranslations task when making build depend on it

From 1.5.0-beta.1:

• added test mod and automated tests
• changed plugin id to net.sssubtlety.sss_translate.sss-translate
• renamed downloadTranslations -> downloadTranslationsAndWait
• made "minecraft_project_name" optional in custom FMJ field
• fixed an issue with downloadSourceTranslations task when making build depend on it
• fixed standalone jar usage
• added more downloadSourceTranslations and downloadRuntimeTranslations overloads
• added resourcesDir property to sssTranslate gradle extension
• added Mod Menu summaries and descriptions for mod and base
• replaced mod icon and gave base an icon
• added hosted_resources/ containing icons and badges

A cumulative changelog can be found here