Add stub implementations of methods which exist in Java 7 but not Java 6.
Add stub implementations of methods which exist in Java 7 but not Java 6.

git-svn-id: b5cf87c434d9ee7c8f18865e4378c9faabe04646@1925 17392f64-ead8-4cea-ae29-09b3ab513800

igvteam/igv,amwenger/igv,godotgildor/igv,igvteam/igv,itenente/igv,itenente/igv,igvteam/igv,godotgildor/igv,itenente/igv,itenente/igv,godotgildor/igv,amwenger/igv,amwenger/igv,amwenger/igv,godotgildor/igv,igvteam/igv,godotgildor/igv,itenente/igv,igvteam/igv,amwenger/igv