ForgeAutoShutdown 1.0.7-1.7.10

1.0.7: Allow scheduled shutdown by uptime (e.g. 4 hours). Closes #4

* Added checks to ensure schedule config is valid, with warnings if not
* Fixed misleading debug message if schedule warnings are disabled
* Cleaned up Gradle file with extra commentary
* Added unicode fix for ForgeGradle
* Convert common.gradle to UTF-8
* Updated README.md