RFR JDK-8028480: (zipfs) NoSuchFileException on creating a file in ZipFileSystem with CREATE and WRITE

[Xueming Shen]

Hi,

Please help review the changes for JDK-8028480 and JDK-8034773

issues:
https://bugs.openjdk.java.net/browse/JDK-8028480
https://bugs.openjdk.java.net/browse/JDK-8034773

webrev:
http://cr.openjdk.java.net/~sherman/8028480_8034773/

Thanks,
-Sherman