Adds some versioning information.

build.gradle

@@ -13,9 +13,9 @@ apply plugin: 'net.minecraftforge.gradle'
 apply plugin: 'eclipse'
 apply plugin: 'maven-publish'
 
-version = '0.1-1.16.4-alpha'
-group = 'markil3.immersive_hud' // http://maven.apache.org/guides/mini/guide-naming-conventions.html
-archivesBaseName = 'immersive_hud'
+archivesBaseName = project.archives_base_name
+version = project.mod_version + "-" + project.minecraft_version + "-forge"
+group = project.maven_group // http://maven.apache.org/guides/mini/guide-naming-conventions.html
 
 sourceCompatibility = targetCompatibility = compileJava.sourceCompatibility = compileJava.targetCompatibility = '1.8' // Need this here so eclipse task generates correctly.
 
@@ -26,7 +26,7 @@ minecraft {
     // stable_#            Stables are built at the discretion of the MCP team.
     // Use non-default mappings at your own risk. they may not always work.
     // Simply re-run your setup task after changing the mappings to update your workspace.
-    mappings channel: 'snapshot', version: '20201028-1.16.3'
+    mappings channel: 'snapshot', version: project.mappings
     // makeObfSourceJar = false // an Srg named sources jar is made by default. uncomment this to disable.
     
     // accessTransformer = file('src/main/resources/META-INF/accesstransformer.cfg')
@@ -94,7 +94,7 @@ dependencies {
     // Specify the version of Minecraft to use, If this is any group other then 'net.minecraft' it is assumed
     // that the dep is a ForgeGradle 'patcher' dependency. And it's patches will be applied.
     // The userdev artifact is a special name and will get all sorts of transformations applied to it.
-    minecraft 'net.minecraftforge:forge:1.16.4-35.1.37'
+    minecraft "net.minecraftforge:forge:${project.minecraft_version}-${project.forge_version}"
 
     // You may put jars on which you depend on in ./libs or you may define them like so..
     // compile "some.group:artifact:version:classifier"
@@ -116,13 +116,22 @@ dependencies {
 
 }
 
+task sourcesJar(type: Jar, dependsOn: classes) {
+    classifier = 'sources'
+    from sourceSets.main.allSource
+}
+
+artifacts {
+    archives sourcesJar
+}
+
 // Example for how to get properties into the manifest for reading by the runtime..
 jar {
     manifest {
         attributes([
-            "Specification-Title": "immersive_hud",
+            "Specification-Title": project.archivesBaseName,
             "Specification-Vendor": "Markil 3",
-            "Specification-Version": "0.1-alpha", // We are version 1 of ourselves
+            "Specification-Version": project.version,
             "Implementation-Title": project.name,
             "Implementation-Version": "${version}",
             "Implementation-Vendor" :"Markil 3",