Get rid of the various different launchers

Now there is only one launcher. Which means it can be used to start
kitty with profiling and ASAN in the natural way. The recommended
way to run kitty from source is now:

./kitty/launcher/kitty

The launcher also automatically re-execs to resolve symlinks on macOS.

.circleci/config.yml

@@ -10,7 +10,7 @@ jobs:
         - run: if grep -Inr '\s$' kitty kitty_tests kittens docs *.py *.asciidoc *.rst .gitattributes .gitignore; then echo Trailing whitespace found, aborting.; exit 1; fi
         - run: python3 -m flake8 --count .
         - run: python3 setup.py build --debug --verbose
-        - run: python3 test.py
+        - run: ./kitty/launcher/kitty +launch test.py
         - run: make FAIL_WARN=-W man
         - run: make FAIL_WARN=-W html
         - run: python3 setup.py linux-package --update-check-interval=0
@@ -26,7 +26,7 @@ jobs:
     steps:
         - checkout
         - run: /opt/py3.5/bin/python3 setup.py build --debug --verbose --sanitize
-        - run: ./asan-launcher test.py
+        - run: ./kitty/launcher/kitty +launch test.py
 
   lin-37:
     docker:
@@ -38,7 +38,7 @@ jobs:
     steps:
         - checkout
         - run: /opt/py3.7/bin/python3 setup.py build --debug --verbose --sanitize
-        - run: ./asan-launcher test.py
+        - run: ./kitty/launcher/kitty +launch test.py
 
   lin-bundle:
     docker:
@@ -50,7 +50,7 @@ jobs:
         - run: echo "export LD_LIBRARY_PATH=$SW/lib" >> $BASH_ENV
         - run: echo "export PKG_CONFIG_PATH=$SW/lib/pkgconfig" >> $BASH_ENV
         - run: $SW/bin/python3 setup.py build --debug --verbose
-        - run: $SW/bin/python3 test.py
+        - run: ./kitty/launcher/kitty +launch test.py
 
   mac-bundle:
       macos:
@@ -65,7 +65,7 @@ jobs:
           - run: curl https://download.calibre-ebook.com/travis/kitty/osx.tar.xz | tar xJ -C $SW
           - run: echo "export PATH=$SW/bin:$PATH" >> $BASH_ENV
           - run: python3 setup.py build --debug --verbose
-          - run: python3 test.py
+          - run: ./kitty/launcher/kitty +launch test.py
 
   mac-brew:
       macos:
@@ -78,8 +78,8 @@ jobs:
           - run: brew bundle
           - run: python3 logo/make.py
           - run: python3 setup.py build --debug --verbose
-          - run: python3 test.py
-          - run: python3 setup.py macos-bundle
+          - run: ./kitty/launcher/kitty +launch test.py
+          - run: python3 setup.py linux-package
 
 
 workflows: