Making linter mostly happy
- removing useless backslash
- removing trailing spaces
- fixing continuous indentations
Changing type checking to isinstance and has_key() to 'in'
Removed now useless types import.
Fixed test for Change command.
Simplified makeOptv
Simplified parseOptv
Extracted run by batch in a function
Extracted function to work on dictionaries
Added tests for parseForm
Refactored parseForm
Put private functions in the private section
Started an argument generator for p4 options
Added generated arguments to opened and describe
Added argument generation to changes

Also changed "max" argument to "maximum"
Adding Argument generation to even more functions
Extracted _parseDiffOutput from P4

As it's not using self.
Finished using argumentGenerator on functions with simple arguments.