nfs4j-0.20.0

major release with highlights:

• xattr support
• better control over state handler initialization
• package rename org.dcache.utils => org.dcache.nfs.utils

Full change log with 0.19.0:

• [dbf89f3] [maven-release-plugin] prepare for next development iteration
• [efeaa86] docs: describe how to use custom statistics module
• [6324959] docs: point to latest release
• [8aed1f0] pom: enforce utf-8 encoding
• [0d385e4] nfs4: initialize newly created state ids with sequence zero
• [56387f7] pom: add profile to sign artifacts
• [df1a80f] README.md: add latest release badge
• [93698a9] test: fix invalid attribute name in DummyFs#setattr
• [5af45c1] test: fix unix mode to Set conversion
• [52d1fdf] test: enforce default file permission for DummyVFS
• [fa8ebf9] docs: add rfc8276.txt
• [2b803c0] nfs: define error codes defined in rfc8276 (xattr)
• [1c80fb6] vfs: introduce get/set/list/removeXattr methods
• [6eaebcd] nfs4: add initial support support_xattr attribute
• [03c7147] nfs4: add xattr related operation stubs
• [eedb5e6] nfsv4: sort constants defined in nfs4_prot.java
• [5b41bd7] vfs: invalidate stat cache on setxattr and removexattr
• [a1f0810] nfs: add initial implementation of xattr support
• [7b3f4d1] unit: fix NPE in SETXATTR test
• [36724e8] mountd: fix client address type mismatch on unmount
• [88180c9] flexfiles: remove Serializable marker from autogenerated classes
• [7e7bee6] pom: filter out naming related Spotbugs issues
• [dfbb672] src: rename org.dcache.utils => org.dcache.nfs.utils
• [20e6735] nfs4: don't access constant via instance reference.
• [0615191] nfs4: make extended NFSv4StateHandler constructor public
• [540ec29] mount: add missing message placeholder in log a statement
• [248c877] nfs4: update NFSv4StateHandler to store lease time as seconds
• [1cf016b] nfs4: getattr should return lease time configured on state handler
• [5fbece3] nfs: simplify stream usage
• [3d66fff] [maven-release-plugin] prepare branch 0.20
• [1679476] [maven-release-plugin] prepare release nfs4j-0.20.0
• [7ae6e80] [maven-release-plugin] prepare for next development iteration