Remove ircd-seven

A future commit will need Chary and its subclasses to use SASL,
but ircd-seven has a different config to use SASL.

And ircd-seven is not used anymore AFAICT, and won't be getting any updates,
so I don't want to bother.

.github/workflows/ircd-seven.yml

@@ -1,59 +0,0 @@
-name: irctest with ircd-seven
-
-on:
-  push:
-  pull_request:
-
-jobs:
-  build:
-
-    runs-on: ubuntu-latest
-
-    steps:
-
-    - uses: actions/checkout@v2
-
-    - name: Set up Python 3.7
-      uses: actions/setup-python@v2
-      with:
-        python-version: 3.7
-
-    - name: Cache dependencies
-      uses: actions/cache@v2
-      with:
-        path: |
-          ~/.cache
-          $GITHUB_WORKSPACE/ircd-seven
-        key: ${{ runner.os }}-ircd-seven
-
-    - name: Install dependencies
-      run: |
-        sudo apt-get install libhyperscan-dev
-        python -m pip install --upgrade pip
-        pip install pytest -r requirements.txt
-
-    - name: Checkout ircd-seven
-      uses: actions/checkout@v2
-      with:
-        repository: freenode/ircd-seven
-        ref: ircd-seven-1.1.9
-        path: ircd-seven
-
-    - name: Build ircd-seven
-      run: |
-        cd $GITHUB_WORKSPACE/ircd-seven/
-        autoconf
-        ./configure --prefix=$HOME/.local/
-        make  # can't use -j, may cause 'y.tab.h: No such file or directory'
-        make install
-        mv $HOME/.local/bin/ircd $HOME/.local/bin/ircd-seven
-
-    - name: Test with pytest
-      run: |
-        # testNakWhole fails because ircd-seven sends a trailing space in CAP ACK
-        # testPartMessage and testBasicPartRfc2812 fail because ircd-seven adds quotes around the message
-        # testListOne fails because ircd-seven makes channels secret by default
-        # testQuitErrors is very flaky
-        PATH=~/.local/bin:$PATH pytest --controller=irctest.controllers.ircd_seven -k 'not Ergo and not deprecated and not strict and not testDoubleKickMessages and not testNakWhole and not testPartMessage and not testBasicPartRfc2812 and not testListOne and not testQuitErrors'
-
-

README.md

@@ -103,18 +103,6 @@ cd ~/irctest
 pytest --controller irctest.controllers.charybdis -k 'not Ergo and not deprecated and not strict'
 ```
 
-To run (server) tests on ircd-seven:
-
-```
-cd /tmp/
-git clone https://github.com/freenode/ircd-seven.git
-autoconf
-./configure --prefix=$HOME/.local/
-make  # can't use -j, may cause 'y.tab.h: No such file or directory'
-make install
-mv $HOME/.local/bin/ircd $HOME/.local/bin/ircd-seven
-```
-
 To run (server) tests on InspIRCd:
 
 ```

irctest/controllers/ircd_seven.py

@@ -1,12 +0,0 @@
-from typing import Type
-
-from .charybdis import CharybdisController
-
-
-class IrcdSevenController(CharybdisController):
-    software_name = "ircd-seven"
-    binary_name = "ircd-seven"
-
-
-def get_irctest_controller_class() -> Type[IrcdSevenController]:
-    return IrcdSevenController