Update README.md

README.md

@@ -23,9 +23,12 @@ on macOS Mojave, the command above will install pre-compiled binaries, so the in
 ## Ubuntu (Bionic, Disco, or Eoan)
 
 sudo add-apt-repository ppa:kaktusjoe/geomodel
+
 sudo apt-get update
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 sudo apt install geomodel-core-dev
 
+
 ----
 
 # Build