Fixes for 1.8 release

Updates dates and removes no longer bundled vendor/ libraries from
LICENSE file.
diff --git a/LICENSE b/LICENSE
index 4c5a9f5..8dada3e 100644
--- a/LICENSE
+++ b/LICENSE
@@ -199,138 +199,3 @@
    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    See the License for the specific language governing permissions and
    limitations under the License.
-
-This product bundles pretty, which is available under the MIT license. For
-details, see:
-    * vendor/github.com/kr/pretty/License
-
-This product bundles kr/text, which is available under the MIT license. For
-details, see:
-    * vendor/github.com/kr/text/License
-
-This product bundles mapstructure, which is available under the MIT license.
-For details, see:
-    * vendor/github.com/mitchellh/mapstructure/LICENSE
-
-This product bundles logrus, which is available under the MIT license. For
-details, see:
-    * vendor/github.com/Sirupsen/logrus/LICENSE
-
-This product bundles Cast, which is available under the MIT license. For
-details, see:
-    * vendor/github.com/spf13/cast/LICENSE
-
-This product bundles jWalterWeatherman, which is available under the MIT
-license. For details, see:
-    * vendor/github.com/spf13/jwalterweatherman/LICENSE
-
-This product bundles pflag, which is available under the "3-clause BSD"
-license. For details, see:
-    * vendor/github.com/spf13/pflag/LICENSE
-
-This product bundles the unix Go package, which is available under the
-"3-clause BSD" license. For details, see:
-    * vendor/golang.org/x/sys/LICENSE
-
-This product bundles the Go supplementary cryptography libraries package,
-which is available under the "3-clause BSD" license. For details, see:
-    * vendor/golang.org/x/crypto/LICENSE
-
-This product bundles the Go supplementary networking libraries package, which
-is available under the "3-clause BSD" license. For details, see:
-    * vendor/golang.org/x/net/LICENSE
-
-This product bundles fsnotify.v1, which is available under the "3-clause BSD"
-license. For details, see:
-    * vendor/gopkg.in/fsnotify.v1/LICENSE
-
-This product bundles yaml.v2's Go port of libyaml, which is available under the
-MIT license. For details, see:
-    * vendor/mynewt.apache.org/newt/yaml/apic.go
-    * vendor/mynewt.apache.org/newt/yaml/emitterc.go
-    * vendor/mynewt.apache.org/newt/yaml/parserc.go
-    * vendor/mynewt.apache.org/newt/yaml/readerc.go
-    * vendor/mynewt.apache.org/newt/yaml/scannerc.go
-    * vendor/mynewt.apache.org/newt/yaml/writerc.go
-    * vendor/mynewt.apache.org/newt/yaml/yamlh.go
-    * vendor/mynewt.apache.org/newt/yaml/yamlprivateh.go
-
-This product bundles viper, which is available under the MIT license. For
-details, see:
-    * vendor/mynewt.apache.org/newt/viper/LICENSE
-
-This product bundles pb, which is available under the "3-clause BSD" license.
-For details, see:
-    * vendor/github.com/cheggaaa/pb/LICENSE
-
-This product bundles ble, which is available under the "3-clause BSD" license.
-For details, see:
-    * vendor/github.com/currantlabs/ble/LICENSE
-
-This product bundles structs, which is available under the MIT license. For
-details, see:
-    * vendor/github.com/fatih/structs/LICENSE
-
-This product bundles structs, which is available under the Apache License 2.0.
-For details, see:
-    * vendor/github.com/inconshreveable/mousetrap/LICENSE
-
-This product bundles go-crc16, which is available under the MIT license. For
-details, see:
-    * vendor/github.com/joaojeronimo/go-crc16/README.md
-
-This product bundles ansi, which is available under the MIT license. For
-details, see:
-    * vendor/github.com/mgutz/ansi/LICENSE
-
-This product bundles logxi, which is available under the MIT license. For
-details, see:
-    * vendor/github.com/mgutz/logxi/LICENSE
-
-This product bundles go-homedir, which is available under the MIT license. For
-details, see:
-    * vendor/github.com/mitchellh/go-homedir/LICENSE
-
-This product bundles go-codec, which is available under the MIT license. For
-details, see:
-    * vendor/github.com/ugorji/go/LICENSE
-
-This product bundles goble, which is available under the MIT license. For
-details, see:
-    * vendor/github.com/raff/goble/LICENSE
-
-This product bundles go-coap, which is available under the MIT license. For
-details, see:
-    * vendor/github.com/runtimeco/go-coap/LICENSE
-
-This product bundles structs, which is available under the Apache License 2.0.
-For details, see:
-    * vendor/github.com/spf13/cobra/LICENSE.txt
-
-This product bundles serial, which is available under the "3-clause BSD"
-license. For details, see:
-    * vendor/github.com/tarm/serial/LICENSE
-
-This product bundles go-colorable, which is available under the MIT license.
-For details, see:
-    * vendor/github.com/mattn/go-colorable/LICENSE
-
-This product bundles go-runewidth, which is available under the MIT license.
-For details, see:
-    * vendor/github.com/mattn/go-runewidth/LICENSE
-
-This product bundles go-isatty, which is available under the MIT license.
-For details, see:
-    * vendor/github.com/mattn/go-isatty/LICENSE
-
-This product bundles readline, which is available under the MIT license.
-For details, see:
-    * vendor/github.com/chzyer/readline/LICENSE
-
-This product bundles go-blel, which is available under the "3-clause BSD"
-license. For details, see:
-    * vendor/github.com/go-ble/ble/LICENSE
-
-This product bundles ishell.v1, which is available under the MIT license.
-For details, see:
-    * vendor/gopkg.in/abiosoft/ishell.v1/LICENSE
diff --git a/NOTICE b/NOTICE
index 4ba7354..20a92e2 100644
--- a/NOTICE
+++ b/NOTICE
@@ -1,5 +1,5 @@
 Apache Mynewt
-Copyright 2015-2017 The Apache Software Foundation
+Copyright 2015-2020 The Apache Software Foundation
 
 This product includes software developed at
 The Apache Software Foundation (http://www.apache.org/).
diff --git a/RELEASE_NOTES.md b/RELEASE_NOTES.md
index 1bb0b97..952b32a 100644
--- a/RELEASE_NOTES.md
+++ b/RELEASE_NOTES.md
@@ -1,6 +1,6 @@
 # RELEASE NOTES
 
-18 March 2018 - Apache Newtmgr v1.8.0
+18 March 2020 - Apache Newtmgr v1.8.0
 
 For full release notes, please visit the
 [Apache Mynewt Wiki](https://cwiki.apache.org/confluence/display/MYNEWT/Release+Notes).