musikcube 0.51.0

musikcube:

• added a new "gruvbox" theme (https://github.com/morhetz/gruvbox)
• added the ability to graphically configure plugin properties via new SDK ISchema interface.
• added the ability to right click entries to display their context menu
• updated the Russian translation (adem4ik)
• fixed a bug where shutdown may be delayed while the indexer is running
• fixed a couple strings that were not properly localized
• fixed a bug that could cause overlays to not always properly disappear
• fixed a bug in the win32 milkdrop distribution where the preferred default font wasn't getting included

musikdroid:

• updated to compile against Android Studio 3.1.4

server:

• fixed a crash while querying play queue tracks that have been removed from the library.

sdk:

• added the ability for plugins to provide configuration schemas that can be configured by the user in the gui. see sdk/ISchema.h