0.3.0

### Features
- Applications search
- Now when you right-click a selected application you can:
    - retrieve its information
    - retrieve its commit history
    - downgrade
    - install and uninstall it
- "About" window available when right-clicking the tray icon.

### Improvements
- Performance and memory usage
- Adding tooltips to toolbar buttons
- "Update ?" column renamed to "Upgrade ?"
- Management panel title renamed
- Showing runtime apps when no app is available
- Allowing to specify a custom app translation with the environment variable **FPAKMAN_LOCALE**
- Adding expiration time for cached app data. Default to 1 hour. The environment variable **FPAKMAN_CACHE_EXPIRATION** can change this value.
- Now the application accepts arguments related to environment variables as well. Check 'README.md'.
- Minor GUI improvements
- Notifying only new updates
- New icon
- Progress bar

aur/desktop_entry.py

@@ -0,0 +1,24 @@
+# Generates a .desktop file based on the current python version. Used for AUR installation
+import os
+import sys
+from pathlib import Path
+
+desktop_file = """
+[Desktop Entry]
+Type = Application
+Name = fpakman
+Categories = System;
+Comment = Manage your Flatpak applications
+Exec = /usr/bin/fpakman
+Icon = /usr/lib/python{version}/site-packages/fpakman/resources/img/logo.svg
+""".format(version="{}.{}".format(sys.version_info.major, sys.version_info.minor))
+
+with open('fpakman.desktop', 'w+') as f:
+    f.write(desktop_file)
+
+
+# cleaning the old fpakman.desktop entry model -> the following lines will be removed for the next releases
+desktop_file_path = '{}/.local/share/applications/fpakman.desktop'.format(str(Path.home()))
+
+if os.path.exists(desktop_file_path):
+    os.remove(desktop_file_path)