v4.2.4

Fixed (@akardapolov) fix: load max data from local DB for offline mode
Fixed (@akardapolov) fix: remove NPE while loading raw data in offline mode
Documentation (@akardapolov) docs: changes in session.png and sql.png files
Documentation (@akardapolov) docs: add readme.md and screenshots
Feature (@akardapolov) feat: add month and custom selection interval in history module

SHA256 hash of ashv-4.2.4-bin.zip:
41b0a7211fb182d7d9947f734d9947a4a9eb0fef0e97c20adfd7d55b3411089c