Fixing release issues
- Fix release issues for v5.7.0 v5.5.X v5.4.1, Fix #1 (closed) : with qthashes by release version and with devtoolset by release version
- plugin -f is now plugin -d
- Add a -f (full build) option, which is the previous default is is disable by default
- Add a -j (jobs) option
- Add a -p (python) option for 5.7
- Fix #4 (closed)
- Fix #2 (closed)