Visual D 1.0.0-beta2

Changes from beta 1:

• dmdserver:
  • fixed crashes due to frontend assertions
  • pass default versions to file if not loaded in any project
• fix "Find in Solution" no longer searchíng visuald projects with VS 16.6
• mago:
  • automatically display ranges similar to arrays
  • handle exceptions when executing code
  • fix switching GC when excuting function in 32-bit process
  • fix too aggressive caching when switching stack frame
• full installer: update to dmd 2.092.1 and LDC 1.22.0