Add Version 6.0 to replaceversion 2.0, well with cartdemoplugin.cc from or less than 6.0
Add Version 10.0 nonlinear model not complete
Add Version 11.0 with nonlinear model not complete
Add version 12.0 with nonlinear model
Merge https://github.com/tynguyen/my_simulation
Merge branch 'slave' of https://github.com/tynguyen/my_Simulation

Conflicts:
	CartDemoPlugin.cc
	CartDemoPlugin.hh
Add version 12.0
Add version 12.0
Merge branch 'slave'

Conflicts:
	CartDemoPlugin.cc
	CartDemoPlugin.hh
Add version equal 12.0
Merge branch 'slave' of https://github.com/tynguyen/my_Simulation into slave
Merge branch 'slave'
Add version 13.0