Allow using Space Maven for Skiko.

samples/SkijaInjectSample/build.gradle

@@ -9,6 +9,9 @@ repositories {
     maven {
        url 'https://dl.bintray.com/kotlin/kotlin-eap'
     }
+    maven {
+       url 'https://packages.jetbrains.team/maven/p/ui/dev'
+    }
 }
 
 def os = System.getProperty("os.name")
@@ -19,10 +22,15 @@ if (os == "Mac OS X") {
     target = "windows"
 }
 
+def version = "0.1-SNAPSHOT"
+if (project.hasProperty('skiko.version')) {
+  version = project.properties['skiko.version']
+}
+
 dependencies {
     implementation platform('org.jetbrains.kotlin:kotlin-bom')
     implementation 'org.jetbrains.kotlin:kotlin-stdlib-jdk8'
-    implementation "org.jetbrains.skiko:skiko-jvm-runtime-$target:0.1-SNAPSHOT"
+    implementation "org.jetbrains.skiko:skiko-jvm-runtime-$target:$version"
     testImplementation 'org.jetbrains.kotlin:kotlin-test'
     testImplementation 'org.jetbrains.kotlin:kotlin-test-junit'
 }