Added orx-olive test

build.gradle

@@ -4,7 +4,7 @@ plugins {
 
 allprojects {
     group 'org.openrndr.extra'
-    version '0.0.26'
+    version '0.0.27'
 }
 
 repositories {
@@ -13,7 +13,7 @@ repositories {
 }
 
 ext {
-    openrndrVersion = "0.3.33"
+    openrndrVersion = "0.4.0-SNAPSHOT"
 }
 
 subprojects {
@@ -49,6 +49,13 @@ subprojects {
         classifier = 'sources'
         from sourceSets.main.kotlin
     }
+
+    compileKotlin {
+        kotlinOptions.jvmTarget = "1.8"
+    }
+    compileTestKotlin {
+        kotlinOptions.jvmTarget = "1.8"
+    }
 }
 
 dependencies {