Switch project so src layout

This will make it possible to build pip packages.
Add a make file to compile UI files and build mac and win applications.

Makefile

@@ -0,0 +1,38 @@
+SHELL := bash
+
+build_ui:
+	cd ui_dev && for ui_file in *.ui; do \
+		file_name=$${ui_file%.ui}; \
+		pyuic5 $${ui_file} -o ../src/revpicommander/ui/$${file_name}_ui.py -x --from-imports; \
+		echo $${file_name}; \
+	done
+	cd ui_dev && for rc_file in *.qrc; do \
+		file_name=$${rc_file%.qrc}; \
+		pyrcc5 $${rc_file} -o ../src/revpicommander/ui/$${file_name}_rc.py; \
+		echo $${file_name}; \
+	done
+
+update_translation:
+	pylupdate5 translate.pro
+
+installer_mac:
+	pyinstaller -n "RevPi Commander" \
+		--add-data="src/revpicommander/locale:locale" \
+		--add-data="data/revpicommander.icns:." \
+		--icon=data/revpicommander.icns \
+		--noconfirm \
+		--clean \
+		--onedir \
+		--windowed \
+		src/revpicommander/__main__.py
+
+installer_win:
+	pyinstaller -n "RevPi Commander" \
+		--add-data="src\\revpicommander\\locale;.\\locale" \
+		--add-data="data\\revpicommander.ico;." \
+		--icon=data\\revpicommander.ico \
+		--noconfirm \
+		--clean \
+		--onedir \
+		--windowed \
+        src/revpicommander\__main__.py