Scripts: Build macosx w/ java7 targeting java6 in build-macosx.
SingletonInstance: Add stats about time/attempts, subtract real-time delta from remaining amount.
Fix commit e46b51f75b550bc0faf70ae18f526d466d8180f3

Funny .. subclasses didn't compile in test compilation locally.
Fix SingletonInstanceServerSocket.kill(): Needs to mark alive=false in case of JVM shutdown!
AbstractBuffer: Generalize 'capacity' calculation, since we may encounter a byte-buffer w/ given elementSize semantics
UnixDynamicLinkerImpl: Unify impl. of openLibraryLocal(..), openLibraryGlobal(..) and lookupSymbolGlobal(..) - removing duplicate code.
Refine commit 5e01e993aeba4e95fc8aa6e75b3e295011e27bbb, skip Buffers.sizeOfBufferElem(..) call.
TAG RC12 / Android 0914013
Back to developer version .. (post RC12)