Removed injection of usings into code
fixed offending tests
fixed namespace behavior in Repl
added test for Repl
adds a -logfile switch for mirroring all console messages to a file
#656 changed from -logfile to -output
#656 removed duplicate arg shortcut to please PowerArgs 2.x
Merge pull request #637 from adamralph/logfile

adds a switch for mirroring all console messages to a file
Merge pull request #653 from filipw/652

do not inlcude namespace in raw code property of FilePreProcessorResult