Merge branch 'master' into t2

* master:
  wcfs: Server.stop: Make sure to remove mount entry even if we had to use FUSE abort
  tests: Don't leak WCFS log files
  tests: Remove test NEO database after test run is over
  nxdtest: Don't run test.go for multiple GOMAXPROCS
  wcfs: Make sure to remove mountpoint directory on Server.stop
  nxdtest: Run WCFS-related tests in verbose mode on testnodes
  setup: Fix egg_info after addition of δbtail.go