Merge pull request #330 from Kotlin/memory-settings

lower max memory

Author: koperagen

gradle.properties

@@ -2,6 +2,6 @@ projectName=dataframe
 version=0.10.0
 jupyterApiTCRepo=
 kotlin.jupyter.add.scanner=false
-org.gradle.jvmargs=-Xmx8G
+org.gradle.jvmargs=-Xmx2G
 # build.number.detection=false
 # build.number=0.8.0