Disable non-JDK 8 build profiles.
Disable non-JDK 8 build profiles.

We use Java 8 specific features now, so we shouldn't bother
with any profiles for compiler settings older than that.

Change-Id: I97b03f76bd7afa66e9be5a20ff64477383525868
Reviewed-on: https://asterix-gerrit.ics.uci.edu/545
Tested-by: Jenkins <d95b56ce41a2e1ac4cecdd398defd7414407cc08@fulliautomatix.ics.uci.edu>
Reviewed-by: Till Westmann <6a75d5097ecd0c0c685f0a2e96aeb5f14c655645@apache.org>
Reviewed-by: Chris Hillery <cfae542fe86c678840b344434ba21c8613a98bd2@lambda.nu>

kisskys/incubator-asterixdb,waans11/incubator-asterixdb-hyracks,heriram/incubator-asterixdb,apache/incubator-asterixdb,ty1er/incubator-asterixdb,ecarm002/incubator-asterixdb,kisskys/incubator-asterixdb,waans11/incubator-asterixdb,kisskys/incubator-asterixdb,ecarm002/incubator-asterixdb,ty1er/incubator-asterixdb,waans11/incubator-asterixdb-hyracks,waans11/incubator-asterixdb-hyracks,kisskys/incubator-asterixdb,heriram/incubator-asterixdb,heriram/incubator-asterixdb,ty1er/incubator-asterixdb,ecarm002/incubator-asterixdb,waans11/incubator-asterixdb-hyracks,ecarm002/incubator-asterixdb,heriram/incubator-asterixdb,ecarm002/incubator-asterixdb,ecarm002/incubator-asterixdb,ty1er/incubator-asterixdb,ecarm002/incubator-asterixdb,apache/incubator-asterixdb,waans11/incubator-asterixdb,ty1er/incubator-asterixdb,heriram/incubator-asterixdb,kisskys/incubator-asterixdb,kisskys/incubator-asterixdb,apache/incubator-asterixdb,heriram/incubator-asterixdb,apache/incubator-asterixdb,waans11/incubator-asterixdb,ty1er/incubator-asterixdb,heriram/incubator-asterixdb,apache/incubator-asterixdb,waans11/incubator-asterixdb,waans11/incubator-asterixdb,apache/incubator-asterixdb,kisskys/incubator-asterixdb,apache/incubator-asterixdb,waans11/incubator-asterixdb,waans11/incubator-asterixdb