Expand version in plugin.yml during gradle build.

worldguard-legacy/build.gradle

@@ -1,7 +1,8 @@
 apply plugin: 'eclipse'
 apply plugin: 'idea'
 
-version '6.1.2-SNAPSHOT'
+project.version = '6.1.2-SNAPSHOT'
+ext.internalVersion = project.version + ";" + gitCommitHash
 
 checkstyle.configFile = new File(projectDir, "config/checkstyle/checkstyle.xml")
 
@@ -20,6 +21,17 @@
     testCompile 'org.hamcrest:hamcrest-library:1.2.1'
 }
 
+processResources {
+    from (sourceSets.main.resources.srcDirs) {
+        expand project.properties
+        include 'plugin.yml'
+    }
+
+    from (sourceSets.main.resources.srcDirs) {
+        exclude 'plugin.yml'
+    }
+}
+
 shadowJar {
     dependencies {
         include(dependency('org.khelekore:prtree:1.5.0'))

worldguard-legacy/src/main/resources/plugin.yml

@@ -1,4 +1,4 @@
 name: WorldGuard
 main: com.sk89q.worldguard.bukkit.WorldGuardPlugin
-version: "${project.version}"
+version: "${project.internalVersion}"
 softdepend: [WorldEdit, CommandBook]