Release 2.1.2

[gothub]

This is a patch release to address errors that have caused the CRAN package checks to fail.

• [x] close any issues assigned to this release

• [x] Update version number, publish date, etc. in DESCRIPTION

• [x] check that all new functions have unit tests

• [x] update NEWS

• [x] update cran_comments

• [x] run revdepcheck::revdep_check()

• [x] devtools::check()

  • [x] macOS 10.14
  • [x] Ubuntu 18.10
  • [x] Debian 9.4
  • [x] Windows 7
  • [x] Windows (via win-builder): x86_64-w64-mingw32 (64-bit) R 3.5.2
  • [x] Windows (via win-builder): x86_64-w64-mingw32 (64-bit) Under development (unstable)
  • [x] Windows (via win-builder): x86_64-w64-mingw32 (64-bit), R version 3.4.4 (2018-03-15)

• [x] run spell_check()

• [x] run devtools::check_rhub()

  • [x] build/check on Windows Server 2008 R2 SP1, R-devel, 32/64 bit
  • [ ] build/check on Ubuntu Linux 16.04 LTS, R-release, GCC
    • PREPERROR - it appears that rhub was unable to install the required redland system libraries
      • https://builder.r-hub.io/status/original/dataone_2.1.2.tar.gz-8f18b6d3953f4a77867a606a55757ec8
  • [ ] build/check on Fedora Linux, R-devel, clang, gfortran
    • WARNING - During building of vignettes, it appears that the check had problems connecting to a display: Warning in (function (filename = "Rplot%03d.png", width = 480, height = 480, : 3481#> unable to open connection to X11 display ''
    • https://builder.r-hub.io/status/dataone_2.1.2.tar.gz-72558e704e7341caa6430e7814e03278

• [x] run devtools::release()

After release is posted by CRAN:

• [x] create release tag
• [x] update package revision to development version i.e. 2.1.2.9000

[gothub]

Release 2.1.2 accepted by CRAN: https://cran.r-project.org/web/packages/dataone/