Added searchrawtransactions 'reverse' parameter

Introducing the 'reverse' parameter to the searchrawtransactions rpc call, allowing proper pagination of transactions given an address.

Fixes MacOS build dependencies which have moved download locations

Update icons, friendlier to different backgrounds

This is an intermediate build. There is NO need to download or use this build, it will be deleted shortly after completing its build process.

DEVELOPMENT BUILD.

Initial release

Our initial open source build & release :D 👍