master default bugfix/appveyor-rtools bugfix/cpp-log-range bugfix/default_2.1 bugfix/export-savedmodel-astext bugfix/export-savedmodel-impl bugfix/export-savedmodel-params bugfix/export-savedmodel-signature bugfix/install_1.13.1_again bugfix/mac-ci bugfix/pin-pip-version bugfix/tf-2.0-base bugfix/tf-2.0-tests bugfix/tf-nightly-fixes bugfix/tmp_install_1.12 bugfix/travis-crash bugfix/travis-nightly-urls bugfix/use-compat ci/1.3-support cran/v0.9 cran/v1.3 cran/v1.3.1 cran/v1.4 cran/v1.4.1 cran/v1.8 cran/v1.9 dev-reticulate feature/R6-wrapper feature/R6 feature/argument-parser feature/config feature/cpu_only_version feature/export-savedmodel-session feature/extract-basis-one feature/import-only feature/install-tensorflow-extras feature/install-tfp feature/install_1.13.1 feature/logging_option feature/more-extract-dims feature/numpy-module feature/numpy-shadow feature/one-based-extract feature/pre-import feature/python_versions feature/python3 feature/r-like-extract feature/reticulate-dependencies feature/reticulate-py-install feature/reticulate feature/serve-savedmodel feature/tensorboard-http-polling feature/tensorboard-view feature/tensorboard feature/tensorflow-linear-regression feature/tf-probability feature/tf_function feature/tflearn-np-types feature/upgrade-pip-on-install feature/view-savedmodel feature/windows-version features/export-savedmodel-auto features/export-savedmodel fix_typo nightly roxygen6-rd-removal test/test-reticulate-dev test/travis-nightly test/travis-update-tf