Improved arch packaging

No need to bundle a .desktop file with arch source packages anymore.
dupeGuru's source package takes care of that.

pkg/debian/build_pe_modules.py

@@ -0,0 +1,24 @@
+import sys
+import os
+import os.path as op
+import shutil
+import importlib
+
+from setuptools import setup, Extension
+
+sys.path.insert(1, op.abspath('src'))
+
+from hscommon.build import move_all
+
+exts = [
+    Extension("_block", [op.join('modules', 'block.c'), op.join('modules', 'common.c')]),
+    Extension("_cache", [op.join('modules', 'cache.c'), op.join('modules', 'common.c')]),
+    Extension("_block_qt", [op.join('modules', 'block_qt.c')]),
+]
+setup(
+    script_args = ['build_ext', '--inplace'],
+    ext_modules = exts,
+)
+move_all('_block_qt*', op.join('src', 'qt', 'pe'))
+move_all('_cache*', op.join('src', 'core_pe'))
+move_all('_block*', op.join('src', 'core_pe'))