[ci] Prune CI jobs for branch
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 35c6d31..ae0d7cc 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -32,49 +32,6 @@
     strategy:
       matrix:
         include:
-        - SWIGLANG: ""
-          CPPFLAGS: "-DDOH_POISON"
-        - SWIGLANG: ""
-          GCC: 7
-        - SWIGLANG: ""
-          GCC: 8
-        - SWIGLANG: ""
-          GCC: 9
-        - SWIGLANG: ""
-          GCC: 10
-        - SWIGLANG: ""
-          GCC: 11
-        - SWIGLANG: ""
-          GCC: 12
-          os: ubuntu-22.04
-        - SWIGLANG: ""
-          compiler: clang
-        - SWIGLANG: csharp
-        # D support can't be enabled because dmd 2.066 fails to build anything
-        # under Ubuntu 18.04 due to its standard library (libphobos2.a) not
-        # being compiled with -FPIC, but system gcc using -fpie by default,
-        # resulting in linking errors for any output. And later versions, such
-        # as 2.086.1, are not supported and result in errors in SWIG test suite.
-        #
-        # - SWIGLANG: d
-        #   VER: '2.066.0'
-        #   os: ubuntu-18.04 # This dlang version doesn't work under 20.04.
-        - SWIGLANG: go
-          VER: '1.6'
-          CSTD: gnu11
-        - SWIGLANG: go
-          VER: '1.8'
-        - SWIGLANG: go
-          VER: '1.12'
-          CSTD: gnu11
-        - SWIGLANG: go
-          VER: '1.17'
-        - SWIGLANG: guile
-        - SWIGLANG: guile
-          VER: '2.2'
-        - SWIGLANG: guile
-          VER: '3.0'
-        - SWIGLANG: java
         - SWIGLANG: javascript
           ENGINE: node
           VER: '6'
@@ -101,107 +58,7 @@
         - SWIGLANG: javascript
           ENGINE: jsc
           VER: '4.0'
-        - SWIGLANG: lua
-        - SWIGLANG: lua
-          VER: '5.3'
-        - SWIGLANG: octave
-          CPPSTD: c++11
-        - SWIGLANG: perl5
-        - SWIGLANG: php
-          VER: '7.0'
-        - SWIGLANG: php
-          VER: '7.1'
-        - SWIGLANG: php
-          VER: '7.2'
-        - SWIGLANG: php
-          VER: '7.3'
-        - SWIGLANG: php
-          VER: '7.4'
-        - SWIGLANG: php
-          VER: '8.0'
-        - SWIGLANG: php
-          VER: '8.1'
-        - SWIGLANG: php
-          VER: '8.2'
-        - SWIGLANG: python
-          PY2: 2
-        - SWIGLANG: python
-          VER: '3.3'
-          os: ubuntu-18.04 # Python < 3.5 not available for 20.04.
-        - SWIGLANG: python
-          VER: '3.4'
-          os: ubuntu-18.04 # Python < 3.5 not available for 20.04.
-        - SWIGLANG: python
-          VER: '3.5'
-        - SWIGLANG: python
-          VER: '3.6'
-        - SWIGLANG: python
-          VER: '3.7'
-        - SWIGLANG: python
-          VER: '3.8'
-        - SWIGLANG: python
-          VER: '3.9'
-        - SWIGLANG: python
-          VER: '3.10'
-        - SWIGLANG: python
-          VER: '3.11'
-        - SWIGLANG: python
-          PY2: 2
-          SWIG_FEATURES: -builtin
-        - SWIGLANG: python
-          PY2: 2
-          SWIG_FEATURES: -builtin -O
-        - SWIGLANG: python
-          SWIG_FEATURES: -builtin
-        - SWIGLANG: python
-          SWIG_FEATURES: -builtin -O
-        - SWIGLANG: r
-        - SWIGLANG: ruby
-          VER: '1.9'
-          os: ubuntu-18.04
-        - SWIGLANG: ruby
-          VER: '2.0'
-          os: ubuntu-18.04
-        - SWIGLANG: ruby
-          VER: '2.1'
-          os: ubuntu-18.04
-        - SWIGLANG: ruby
-          VER: '2.2'
-          os: ubuntu-18.04
-        - SWIGLANG: ruby
-          VER: '2.3'
-          os: ubuntu-18.04
-        - SWIGLANG: ruby
-          VER: '2.4'
-        - SWIGLANG: ruby
-          VER: '2.5'
-        - SWIGLANG: ruby
-          VER: '2.6'
-        - SWIGLANG: ruby
-          VER: '2.7'
-        - SWIGLANG: ruby
-          VER: '3.0'
-          CPPSTD: c++11
-        - SWIGLANG: ruby
-          VER: '3.1'
-          CPPSTD: c++11
-        - SWIGLANG: scilab
-          VER: '5.5.2'
-        - SWIGLANG: scilab
-          os: ubuntu-18.04 # scilab 6.0
-        - SWIGLANG: scilab
-        - SWIGLANG: tcl
-        # c++11 testing
-        - SWIGLANG: csharp
-          CPPSTD: c++11
-        - SWIGLANG: go
-          VER: '1.17'
-          CPPSTD: c++11
-          CSTD: gnu11
-        - SWIGLANG: guile
-          CPPSTD: c++11
-        - SWIGLANG: java
-          CPPSTD: c++11
+
         - SWIGLANG: javascript
           ENGINE: jsc
           VER: '4.1'
@@ -211,119 +68,15 @@
           ENGINE: node
           VER: '14'
           CPPSTD: c++11
-        - SWIGLANG: lua
-          CPPSTD: c++11
-        - SWIGLANG: perl5
-          CPPSTD: c++11
-        - SWIGLANG: php
-          CPPSTD: c++11
-          CSTD: gnu11
-        - SWIGLANG: python
-          CPPSTD: c++11
-        - SWIGLANG: r
-          CPPSTD: c++11
-        - SWIGLANG: ruby
-          CPPSTD: c++11
-        - SWIGLANG: scilab
-          CPPSTD: c++11
-        - SWIGLANG: tcl
-          CPPSTD: c++11
-        # c++14 testing
-        - SWIGLANG: csharp
-          CPPSTD: c++14
-        - SWIGLANG: go
-          VER: '1.17'
-          CPPSTD: c++14
-          CSTD: gnu11
-        - SWIGLANG: guile
-          CPPSTD: c++14
-        - SWIGLANG: java
-          CPPSTD: c++14
         - SWIGLANG: javascript
           ENGINE: node
           VER: '16'
           CPPSTD: c++14
-        - SWIGLANG: lua
-          CPPSTD: c++14
-        - SWIGLANG: octave
-          CPPSTD: c++14
-        - SWIGLANG: perl5
-          CPPSTD: c++14
-        - SWIGLANG: php
-          CPPSTD: c++14
-          CSTD: gnu11
-        - SWIGLANG: python
-          CPPSTD: c++14
-        - SWIGLANG: r
-          CPPSTD: c++14
-        - SWIGLANG: ruby
-          CPPSTD: c++14
-        - SWIGLANG: scilab
-          CPPSTD: c++14
-        - SWIGLANG: tcl
-          CPPSTD: c++14
-        # c++17 testing (using gcc11)
-        - SWIGLANG: csharp
-          CPPSTD: c++17
-          GCC: 11
-        - SWIGLANG: go
-          VER: '1.17'
-          CPPSTD: c++17
-          GCC: 11
-          CSTD: gnu17
-        - SWIGLANG: guile
-          CPPSTD: c++17
-          GCC: 11
-        - SWIGLANG: java
-          CPPSTD: c++17
-          GCC: 11
         - SWIGLANG: javascript
           ENGINE: node
           VER: '18'
           CPPSTD: c++17
           GCC: 11
-        - SWIGLANG: lua
-          CPPSTD: c++17
-          GCC: 11
-        - SWIGLANG: octave
-          CPPSTD: c++17
-          GCC: 11
-        - SWIGLANG: perl5
-          CPPSTD: c++17
-          GCC: 11
-        - SWIGLANG: php
-          CPPSTD: c++17
-          CSTD: gnu17
-          GCC: 11
-        - SWIGLANG: python
-          CPPSTD: c++17
-          GCC: 11
-        - SWIGLANG: r
-          CPPSTD: c++17
-          GCC: 11
-        - SWIGLANG: ruby
-          CPPSTD: c++17
-          GCC: 11
-        - SWIGLANG: scilab
-          CPPSTD: c++17
-          GCC: 11
-        - SWIGLANG: tcl
-          CPPSTD: c++17
-          GCC: 11
-        # c++20 testing (using gcc12)
-        # ubuntu-22.04 is currently experimental on Github Actions, so limit to just one language for now
-        - SWIGLANG: python
-          CPPSTD: c++20
-          GCC: 12
-          os: ubuntu-22.04
-        # Experimental languages (these are allowed to fail)
-        - SWIGLANG: mzscheme
-          continue-on-error: true
-        - SWIGLANG: ocaml
-          CPPSTD: c++17
-          GCC: 11
-          continue-on-error: true
-          os: ubuntu-18.04 # ocaml-4.08 in ubuntu-20.04 not yet working
       # Run all of them, as opposed to aborting when one fails
       fail-fast: false
 
diff --git a/.github/workflows/nuget.yml b/.github/workflows/nuget.yml
deleted file mode 100644
index 7b8174a..0000000
--- a/.github/workflows/nuget.yml
+++ /dev/null
@@ -1,59 +0,0 @@
-name: Windows Nuget Build
-
-on:
-  push:
-    paths-ignore:
-      - 'CHANGES*'
-      - 'Doc/**'
-      - 'appveyor.yml'
-  pull_request:
-    branches: master
-    paths-ignore:
-      - 'CHANGES*'
-      - 'Doc/**'
-      - 'appveyor.yml'
-
-jobs:
-  build:
-
-    runs-on: windows-2019
-
-    steps:
-    - name: Checkout
-      uses: actions/checkout@v2
-      with:
-        submodules: recursive
-
-    - name: Install Dependencies
-      shell: powershell
-      run: |
-          nuget install CMake-win64 -Version 3.15.5 -OutputDirectory C:\Tools\CMake
-          nuget install Bison -Version 3.7.4 -OutputDirectory C:\Tools\bison
-          nuget install PCRE2 -Version 10.39 -OutputDirectory C:\Tools\pcre2
-
-    - name: Build
-      shell: powershell
-      run: |
-          $env:PATH="C:\Tools\CMake\CMake-win64.3.15.5\bin;C:\Tools\bison\Bison.3.7.4\bin;" + $env:PATH
-          $PCRE_ROOT="C:\Tools\pcre2\PCRE2.10.39.0"
-          $PCRE_PLATFORM="x64"
-          $WORKING_DIR=(Get-Location).ToString() -replace "\\","/"
-          cmake -G "Visual Studio 16 2019" -A "x64" `
-          -DCMAKE_INSTALL_PREFIX="$WORKING_DIR/install2" `
-          -DCMAKE_C_FLAGS="/DPCRE2_STATIC" `
-          -DCMAKE_CXX_FLAGS="/DPCRE2_STATIC" `
-          -DPCRE2_INCLUDE_DIR="$PCRE_ROOT/include" `
-          -DPCRE2_LIBRARY="$PCRE_ROOT/lib/pcre2-8-static.lib" `
-          -S . -B build
-          cmake --build build --config Release
-
-    - name: Install
-      shell: powershell
-      run: |
-          cmake --install build --config Release
-
-    - name: Test
-      shell: powershell
-      working-directory: install2/bin
-      run: |
-          swig.exe -version