add shell scripts to interface with exchange and example message xml for calendar requests
add script to write availability request messages (will likely be removed or librarified)
gofmt
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ignore application specific data
Take message file as argument
take command line arguments for rooms of interest, start and end dates, and fix myriad small bugs in xml generation
ignore development test output
modify api format to suit nate's desire never to parse anything
change package for msgwriter.go
gofmt
remove msgwriter main method (used for testing)
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make msgwriter.go more generic
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move msgwriter functionality into ewscal (for now)
pass writer to message writing thing
gofmt
make more intersting mocks
gofmt