Address LP: #565101 * debian/eucalyptus.conf: set default JVM_MEM option * debian/eucalyptus-common.eucalyptus.upstart: use $JVM_MEM from eucalyptus.conf, or default to 512m * tools/eucalyptus.conf.5: document the JVM_MEM option
Cherry-pick upstream commit r1223..1227: * node/handlers.c, node/handlers_kvm.c: handle situation where NC's do not detach pthreads, LP: #567371 * node/handlers_kvm.c: fix console bug (was only showing first 64K), LP: #566793 * clc/modules/storage-common/src/main/java/edu/ucsb/eucalyptus/storage/StorageManager.java, clc/modules/storage-common/src/main/java/edu/ucsb/eucalyptus/storage/fs/FileSystemStorageManager.java, clc/modules/walrus/src/main/java/edu/ucsb/eucalyptus/cloud/ws/WalrusImageManager.java, clc/modules/walrus/src/main/java/edu/ucsb/eucalyptus/cloud/ws/WalrusManager.java, clc/modules/wsstack/src/main/java/com/eucalyptus/ws/handlers/ServiceSinkHandler.java: - fix Walrus OOM errors (java heap), LP: #565101