Remove cocoa

The cocoa UI code now lives in dupeguru-cocoa.

run.py

@@ -0,0 +1,49 @@
+#!/usr/bin/python3
+# Copyright 2017 Virgil Dupras
+#
+# This software is licensed under the "GPLv3" License as described in the "LICENSE" file,
+# which should be included with this package. The terms are also available at
+# http://www.gnu.org/licenses/gpl-3.0.html
+
+import sys
+import os.path as op
+import gc
+
+from PyQt5.QtCore import QCoreApplication, QSettings
+from PyQt5.QtGui import QIcon, QPixmap
+from PyQt5.QtWidgets import QApplication
+
+from hscommon.trans import install_gettext_trans_under_qt
+from qtlib.error_report_dialog import install_excepthook
+from qtlib.util import setupQtLogging
+from qt import dg_rc
+from qt.platform import BASE_PATH
+from core import __version__, __appname__
+
+def main():
+    app = QApplication(sys.argv)
+    QCoreApplication.setOrganizationName('Hardcoded Software')
+    QCoreApplication.setApplicationName(__appname__)
+    QCoreApplication.setApplicationVersion(__version__)
+    setupQtLogging()
+    settings = QSettings()
+    lang = settings.value('Language')
+    locale_folder = op.join(BASE_PATH, 'locale')
+    install_gettext_trans_under_qt(locale_folder, lang)
+    # Many strings are translated at import time, so this is why we only import after the translator
+    # has been installed
+    from qt.app import DupeGuru
+    app.setWindowIcon(QIcon(QPixmap(":/{0}".format(DupeGuru.LOGO_NAME))))
+    dgapp = DupeGuru()
+    install_excepthook('https://github.com/hsoft/dupeguru/issues')
+    result = app.exec()
+    # I was getting weird crashes when quitting under Windows, and manually deleting main app
+    # references with gc.collect() in between seems to fix the problem.
+    del dgapp
+    gc.collect()
+    del app
+    gc.collect()
+    return result
+
+if __name__ == "__main__":
+    sys.exit(main())