v2.04 - Moved to TA-Lib-Precompiled (0.4.25), Progressbar for GUI

- TA-Lib-Precompiled added instead of building from source for faster docker builds
- TA-Lib-Precompiled(v0.4.25) now replaces TA-Lib installation using source for test and build workflows, test workflow moved to ubuntu runner
- test runner downgraded to ubuntu-20.04
- OTA checking cached for every 1h to eliminate Github API quota
- progressbar added to GUI, counter shared from env vars
- progressbar errors handled
- matrix build disabled and moved to ubuntu-latest

.github/workflows/workflow-build-matrix.yml

@@ -14,7 +14,7 @@ on:
 jobs:
 
   # Job for builing packages
-  Build-Executables-(Disabled onwards v2.03):
+  Build-Executables:
     name: Build Packages
     runs-on: ubuntu-latest
     #needs: Create-Release