Merge branch 'master'
Update readme to speak warn about the current state of the application
Add new project structure directories + new main
Added ui and main window
Update Ui
Update requirements
Load ui using pyQode loadUi method
Rm translate ui (use loadUi instead)
Added version
Show the window centered at startup
Action open added (not finished)
Update UI
Added QSettings interface
Make use of the settings to remember last path + add cobol extension to open file dialog
Add cobol editor module
Update completion icons
Work on the cobol editor (nearly finished)
Check block is valid (fix bug with delete all), also make the text upper
Fix icon mismatch
Add left margin mode  (column 7) and adjust right margin pos to column 72