Release 0.8.0

It's been a while since our last release and there have been some huge changes. Thank you for all the time, work and love you all put into SonarQuest <3

Here is a non-complete list of changes and features:

• UI/Login-Page Update (ty @surfermicha for all changes in the UI!)
• SQ Favicon (ty @surfermicha)
• #244 A Alarm Bell is rising in the menu for unseen events (ty @nuhrberg)
• #268 Dockerization (ty @surfermicha & @h-huss)
• Event system (ty @CINO-DE)

Also, the following Issues were fixed and updated:

• Some fixes in loading graphics in the UI and event fixes (ty @CINO-DE)
• Some updates and cleanup, among them an update angular dependencies to v8 (ty @mehrad-rafigh)
• #253 (ty @surfermicha & @shawly )
• #261 (ty @Kalinow)
• Github token problems were solved (ty @fkoehne)
• #262 Spring Boot update & Flyway update (ty @surfermicha)
• #267 Java version updates & cleanup (ty @ChristopherRBrown)
• #269 Update Readme (ty @h-huss)
• #272 Travis CI removed (ty @fkoehne)

Just follow the updated instructions on the front page to run SQ with docker (ty to @h-huss and @surfermicha for the Dockerization work).
Alternatively you can use the runnable jar attached here.

Hope I did not forget anyone who participated in the release but if so - please forgive me!

Have fun playing y'all!

Chris/XHR