Travis tweaks

Author: jameskleeh

build.gradle

@@ -336,7 +336,7 @@ subprojects { project ->
         if (isTravisBuild) {
             maxParallelForks = 2
             maxHeapSize = '768m'
-            minHeapSize = '128m'
+            minHeapSize = '256m'
             if(!isJava8Compatible) {
                 jvmArgs '-XX:MaxPermSize=256m'
             }

grails-test-suite-uber/build.gradle

@@ -52,6 +52,7 @@ dependencies {
 test {
      maxParallelForks = isTravisBuild ? 2 : 4
      forkEvery = isTravisBuild ? 25 : 100
+     minHeapSize = '256m'
      if(!isTravisBuild) {
          maxHeapSize = '1024m'
      }