extend the tests around the builder
work towards an additional arguments callback
Merge pull request #21 from do0om/develop

Fixed double parsing on french computers where "125.23" wasn't parsed as...
https://en.wikipedia.org/wiki/English_articles#Distinction_between_a_and_an

hth
Merge branch 'develop' of github.com:fclp/fluent-command-line-parser into develop
Merge pull request #22 from kjgorman/patch-1

an -> a
Merge branch 'develop' of github.com:fclp/fluent-command-line-parser into develop
AdditionalArgumentsCallback -> CaptureAdditionalArguments
started to extend the additional arguments tests
added a couple more tests around the expected results of the parse operation when the double dash is used throughout arg string, also updated the parser to strip out the -- from the results
fix typo in property name
invoke additional arguments callback with any additional arguments found for the current parsed option
add some more integration test cases using the new additional arguments callback
added test around capturing individual additional arguments for different options
slight test refactor to make them more robust
Seems that serializable usage is not compatible with the PCL framework
Com usage is not compatible with the PCL framework.
Merge remote-tracking branch 'upstream/pcl' into develop

Conflicts:
	FluentCommandLineParser/Internals/CommandLineOption.cs
	FluentCommandLineParser/Internals/Parsing/CommandLineParserEngineMark2.cs
	FluentCommandLineParser/InvalidOptionNameException.cs
	FluentCommandLineParser/OptionAlreadyExistsException.cs
	FluentCommandLineParser/Properties/AssemblyInfo.cs