Add PyPi packaging and prepare v0.9.0

Moved to an src-based layout
Moved dependencies from requirements.txt to pyproject.toml
Add project metadata into __about__.py
Wrap application into a denonremote module
Add file headers with SPDX metadata
Fixed communication timeout bugs
Added missing types
Add 3 more favorite sources, now 6
Revamped, simplified and improved kv layout
Power button now blinks when muted, just like the hardware
Add support for maximum volume message
Improved PyInstaller packaging
Add assets sources
Bumped dependencies versions to current stable
Bumped version
Update screenshots and README.md

Author: rdoursenaud

.gitignore

@@ -6,5 +6,6 @@ venv
 build
 dist
 __pycache__
-# Asset sources
-assets
+.buildozer
+# Build version
+src/denonremote/__build__.py

README.md

@@ -4,9 +4,9 @@ Denon Remote
 Control [Denon Professional DN-500AV surround preamplifier](https://www.denonpro.com/index.php/products/view/dn-500av)
 remotely.
 
-![Screenshot](screenshot-v0.7.0-main.png)
+![Screenshot](data/screenshots/screenshot-v0.9.0-main.png)
 
-![Settings Screenshot](screenshot-v0.7.0-settings.png)
+![Settings Screenshot](data/screenshots/screenshot-v0.9.0-settings.png)
 
 Author: Raphael Doursenaud <rdoursenaud+denonremote@gmail.com>
 
@@ -26,7 +26,7 @@ Fonts used:
 
 #### Target hardware
 
-- [x] Denon Professional DN-500AV (Seems based on the same platform as the Denon AVR-1912 and AVR-2112CI.)
+- [x] Denon Professional DN-500AV (Seems to be based on the same platform as the Denon AVR-1912 and AVR-2112CI)
 - [ ] More? Contributions welcome!
 
 
@@ -124,7 +124,7 @@ Fonts used:
     - [x] [UPX](https://upx.github.io/) support
     - How to build:
         - Review [denonremote.spec](denonremote.spec)
-        - Use `python -m PyInstaller denonremote.spec --upx-dir=c:\upx-3.96-win64`
+        - Use `python -m PyInstaller --clean --upx-dir=c:\upx-3.96-win64 denonremote.spec`
 - [ ] [cx-Freeze](https://pypi.org/project/cx-Freeze/) for multiplatform support?
 - [ ] VST plugin? (Not required if MIDI input is implemented but would be neat to have in the monitoring section of a
   DAW)

buildozer.spec

@@ -0,0 +1,329 @@
+[app]
+
+# (str) Title of your application
+title = Denon Remote
+
+# (str) Package name
+package.name = denonremote
+
+# (str) Package domain (needed for android/ios packaging)
+package.domain = org.test
+
+# (str) Source code where the main.py live
+source.dir = src/denonremote
+
+# (list) Source files to include (let empty to include all the files)
+source.include_exts = py,png,jpg,kv,atlas,ttf
+
+# (list) List of inclusions using pattern matching
+source.include_patterns = assets/*,images/*.png
+
+# (list) Source files to exclude (let empty to not exclude anything)
+source.exclude_exts = spec
+
+# (list) List of directory to exclude (let empty to not exclude anything)
+source.exclude_dirs = .idea, build, dist, sources, venv
+
+# (list) List of exclusions using pattern matching
+#source.exclude_patterns = license,images/*/*.jpg
+
+# (str) Application versioning (method 1)
+#version = 0.2.0
+
+# (str) Application versioning (method 2)
+version.regex = __version__ = ['"](.*)['"]
+version.filename = %(source.dir)s/__about__.py
+
+# (list) Application requirements
+# comma separated e.g. requirements = sqlite3,kivy
+requirements = python3,kivy,twisted
+
+# (str) Custom source folders for requirements
+# Sets custom source for any requirements with recipes
+# requirements.source.kivy = ../../kivy
+
+# (list) Garden requirements
+#garden_requirements =
+
+# (str) Presplash of the application
+#presplash.filename = %(source.dir)s/data/presplash.png
+
+# (str) Icon of the application
+#icon.filename = %(source.dir)s/data/icon.png
+
+# (str) Supported orientation (one of landscape, sensorLandscape, portrait or all)
+orientation = portrait
+
+# (list) List of service to declare
+#services = NAME:ENTRYPOINT_TO_PY,NAME2:ENTRYPOINT2_TO_PY
+
+#
+# OSX Specific
+#
+
+#
+# author = © Copyright Info
+
+# change the major version of python used by the app
+osx.python_version = 3
+
+# Kivy version to use
+osx.kivy_version = 2.0.0
+
+#
+# Android specific
+#
+
+# (bool) Indicate if the application should be fullscreen or not
+fullscreen = 0
+
+# (string) Presplash background color (for new android toolchain)
+# Supported formats are: #RRGGBB #AARRGGBB or one of the following names:
+# red, blue, green, black, white, gray, cyan, magenta, yellow, lightgray,
+# darkgray, grey, lightgrey, darkgrey, aqua, fuchsia, lime, maroon, navy,
+# olive, purple, silver, teal.
+#android.presplash_color = #FFFFFF
+
+# (list) Permissions
+#android.permissions = INTERNET
+
+# (int) Target Android API, should be as high as possible.
+#android.api = 27
+
+# (int) Minimum API your APK will support.
+#android.minapi = 21
+
+# (int) Android SDK version to use
+#android.sdk = 20
+
+# (str) Android NDK version to use
+#android.ndk = 19b
+
+# (int) Android NDK API to use. This is the minimum API your app will support, it should usually match android.minapi.
+#android.ndk_api = 21
+
+# (bool) Use --private data storage (True) or --dir public storage (False)
+#android.private_storage = True
+
+# (str) Android NDK directory (if empty, it will be automatically downloaded.)
+#android.ndk_path =
+
+# (str) Android SDK directory (if empty, it will be automatically downloaded.)
+#android.sdk_path =
+
+# (str) ANT directory (if empty, it will be automatically downloaded.)
+#android.ant_path =
+
+# (bool) If True, then skip trying to update the Android sdk
+# This can be useful to avoid excess Internet downloads or save time
+# when an update is due and you just want to test/build your package
+# android.skip_update = False
+
+# (bool) If True, then automatically accept SDK license
+# agreements. This is intended for automation only. If set to False,
+# the default, you will be shown the license when first running
+# buildozer.
+# android.accept_sdk_license = False
+
+# (str) Android entry point, default is ok for Kivy-based app
+#android.entrypoint = org.renpy.android.PythonActivity
+
+# (str) Android app theme, default is ok for Kivy-based app
+# android.apptheme = "@android:style/Theme.NoTitleBar"
+
+# (list) Pattern to whitelist for the whole project
+#android.whitelist =
+
+# (str) Path to a custom whitelist file
+#android.whitelist_src =
+
+# (str) Path to a custom blacklist file
+#android.blacklist_src =
+
+# (list) List of Java .jar files to add to the libs so that pyjnius can access
+# their classes. Don't add jars that you do not need, since extra jars can slow
+# down the build process. Allows wildcards matching, for example:
+# OUYA-ODK/libs/*.jar
+#android.add_jars = foo.jar,bar.jar,path/to/more/*.jar
+
+# (list) List of Java files to add to the android project (can be java or a
+# directory containing the files)
+#android.add_src =
+
+# (list) Android AAR archives to add (currently works only with sdl2_gradle
+# bootstrap)
+#android.add_aars =
+
+# (list) Gradle dependencies to add (currently works only with sdl2_gradle
+# bootstrap)
+#android.gradle_dependencies =
+
+# (list) add java compile options
+# this can for example be necessary when importing certain java libraries using the 'android.gradle_dependencies' option
+# see https://developer.android.com/studio/write/java8-support for further information
+# android.add_compile_options = "sourceCompatibility = 1.8", "targetCompatibility = 1.8"
+
+# (list) Gradle repositories to add {can be necessary for some android.gradle_dependencies}
+# please enclose in double quotes 
+# e.g. android.gradle_repositories = "maven { url 'https://kotlin.bintray.com/ktor' }"
+#android.add_gradle_repositories =
+
+# (list) packaging options to add 
+# see https://google.github.io/android-gradle-dsl/current/com.android.build.gradle.internal.dsl.PackagingOptions.html
+# can be necessary to solve conflicts in gradle_dependencies
+# please enclose in double quotes 
+# e.g. android.add_packaging_options = "exclude 'META-INF/common.kotlin_module'", "exclude 'META-INF/*.kotlin_module'"
+#android.add_gradle_repositories =
+
+# (list) Java classes to add as activities to the manifest.
+#android.add_activities = com.example.ExampleActivity
+
+# (str) OUYA Console category. Should be one of GAME or APP
+# If you leave this blank, OUYA support will not be enabled
+#android.ouya.category = GAME
+
+# (str) Filename of OUYA Console icon. It must be a 732x412 png image.
+#android.ouya.icon.filename = %(source.dir)s/data/ouya_icon.png
+
+# (str) XML file to include as an intent filters in <activity> tag
+#android.manifest.intent_filters =
+
+# (str) launchMode to set for the main activity
+#android.manifest.launch_mode = standard
+
+# (list) Android additional libraries to copy into libs/armeabi
+#android.add_libs_armeabi = libs/android/*.so
+#android.add_libs_armeabi_v7a = libs/android-v7/*.so
+#android.add_libs_arm64_v8a = libs/android-v8/*.so
+#android.add_libs_x86 = libs/android-x86/*.so
+#android.add_libs_mips = libs/android-mips/*.so
+
+# (bool) Indicate whether the screen should stay on
+# Don't forget to add the WAKE_LOCK permission if you set this to True
+#android.wakelock = False
+
+# (list) Android application meta-data to set (key=value format)
+#android.meta_data =
+
+# (list) Android library project to add (will be added in the
+# project.properties automatically.)
+#android.library_references =
+
+# (list) Android shared libraries which will be added to AndroidManifest.xml using <uses-library> tag
+#android.uses_library =
+
+# (str) Android logcat filters to use
+#android.logcat_filters = *:S python:D
+
+# (bool) Copy library instead of making a libpymodules.so
+#android.copy_libs = 1
+
+# (str) The Android arch to build for, choices: armeabi-v7a, arm64-v8a, x86, x86_64
+android.arch = armeabi-v7a
+
+# (int) overrides automatic versionCode computation (used in build.gradle)
+# this is not the same as app version and should only be edited if you know what you're doing
+# android.numeric_version = 1
+
+#
+# Python for android (p4a) specific
+#
+
+# (str) python-for-android fork to use, defaults to upstream (kivy)
+#p4a.fork = kivy
+
+# (str) python-for-android branch to use, defaults to master
+#p4a.branch = master
+
+# (str) python-for-android git clone directory (if empty, it will be automatically cloned from github)
+#p4a.source_dir =
+
+# (str) The directory in which python-for-android should look for your own build recipes (if any)
+#p4a.local_recipes =
+
+# (str) Filename to the hook for p4a
+#p4a.hook =
+
+# (str) Bootstrap to use for android builds
+# p4a.bootstrap = sdl2
+
+# (int) connector number to specify an explicit --connector= p4a argument (eg for bootstrap flask)
+#p4a.connector =
+
+
+#
+# iOS specific
+#
+
+# (str) Path to a custom kivy-ios folder
+#ios.kivy_ios_dir = ../kivy-ios
+# Alternately, specify the URL and branch of a git checkout:
+ios.kivy_ios_url = https://github.com/kivy/kivy-ios
+ios.kivy_ios_branch = master
+
+# Another platform dependency: ios-deploy
+# Uncomment to use a custom checkout
+#ios.ios_deploy_dir = ../ios_deploy
+# Or specify URL and branch
+ios.ios_deploy_url = https://github.com/phonegap/ios-deploy
+ios.ios_deploy_branch = 1.7.0
+
+# (str) Name of the certificate to use for signing the debug version
+# Get a list of available identities: buildozer ios list_identities
+#ios.codesign.debug = "iPhone Developer: <lastname> <firstname> (<hexstring>)"
+
+# (str) Name of the certificate to use for signing the release version
+#ios.codesign.release = %(ios.codesign.debug)s
+
+
+[buildozer]
+
+# (int) Log level (0 = error only, 1 = info, 2 = debug (with command output))
+log_level = 2
+
+# (int) Display warning if buildozer is run as root (0 = False, 1 = True)
+warn_on_root = 1
+
+# (str) Path to build artifact storage, absolute or relative to spec file
+# build_dir = ./.buildozer
+
+# (str) Path to build output (i.e. .apk, .ipa) storage
+# bin_dir = ./bin
+
+#    -----------------------------------------------------------------------------
+#    List as sections
+#
+#    You can define all the "list" as [section:key].
+#    Each line will be considered as a option to the list.
+#    Let's take [app] / source.exclude_patterns.
+#    Instead of doing:
+#
+#[app]
+#source.exclude_patterns = license,data/audio/*.wav,data/images/original/*
+#
+#    This can be translated into:
+#
+#[app:source.exclude_patterns]
+#license
+#data/audio/*.wav
+#data/images/original/*
+#
+
+
+#    -----------------------------------------------------------------------------
+#    Profiles
+#
+#    You can extend section / key with a profile
+#    For example, you want to deploy a demo version of your application without
+#    HD content. You could first change the title to add "(demo)" in the name
+#    and extend the excluded directories to remove the HD content.
+#
+#[app@demo]
+#title = My Application (demo)
+#
+#[app:source.exclude_patterns@demo]
+#images/hd/*
+#
+#    Then, invoke the command line with the "demo" profile:
+#
+#buildozer --profile demo android debug