Make installer script executable
Fix gitflow installer
Starting release v0.5.1
Merge branch 'release/v0.5.1' into develop
Update README with new install instructions
Starting release v0.5.2
Merge branch 'release/v0.5.2' into develop
Fix bug in top line of installer file

2 and a half lines were deleted from the file causing an error
Starting release v0.5.3
Merge branch 'release/v0.5.3' into develop
Merge pull request #3 from kevinlr5/develop

Update installer and README