Patch 7.1.5 Update

      [*]Updated guide for Patch 7.1.5
      [*]Large overhaul to talent section
      [*]Corrected many inaccuracies resulting from changes in patches 7.1 and 7.1.5
      [*]Added a few helpful macros
      [*]Added DoomShards as a recommended addon
      [*]Added a second spreadsheet which calculates whether Infernal or Doomguard is better for given Haste and Number of Targets: https://docs.google.com/spreadsheets/d/18drpvaRX_mUdXUMahJigeKz3INfu_4hPGbKpvjJJIm8/edit#gid=2007338505
      [*]Consolidated the spreadsheets into one Spreadsheet with multiple tabs -- Look at the bottom to change to the different sheets I've put together!