Added missing audio encoding options

Added missing audio encoding options in the audio output dialog. Fixes issue #15

Migration to Angular 8

The title says it all.

Implemented CI/CD

CI/CD

• Implementation of a CI/CD system with Github actions. This is a first try at it.
• Karma: change to Chrome Headless and single run for CI

Other changes

• PlutoSDR input device component: follow changes in hardware corrections support in SDRangel v4.11.3
• SSB mod channel component: follow changes concerning audio compressor in SDRangel v4.11.1
• Merges from dependaboot

Fixed high severity vulnerabilities

Fixed high severity vulnerabilities detected by npm in the following packages:

• tar
• fstream

Added missing components for latest plugins

Added components for the latest plugins developed in SDRangel that were missing:

• Frequency tracker
• Local sink
• Local source
• KiwiSDR
• Remote output

Fixes from previous revision

Fixed some regressions introduced in v1.1.0

Adaptation to SDRangel 4.7.1 API

Following changes in v4.7.1 of SDRangel fairly large changes occurred in the REST API with essential attributes changes. Thus version is bumped to v1.1.0

Remote Sink: decimate and shift functionality

RemoteSink: decimate and shift functionality

Follows changes in SDRangel v4.5.6 with decimate and shift now possible in the Remote Sink plugin

Other changes and fixes

• Fixes in Remote Sink component
• RTL-SDR: fixed frequency range max control

Make it prod compatible

Many fixes to allow build with ng build --prod. In addition some packages were upgraded and many vulnerabilities fixed.

Reverse API control for channels

Reverse API control for channels

The channels reverse API settings can now be controlled from the client GUI. This implements issue #5

Other fixes

• Remote input. This fixes issue #2