draft of Julia entry based on Python entry; finish up to Tuples section.
edited tuples section
edited Dict section
edited Set section
edited control flow section
fixed try/catch section
small changes based on Stefan's feedback.
edited functions through keyword args
added another dictionary-for-loop example
Merge branch 'master' of github.com:adambard/learnxinyminutes-docs
added section on splatting and translated default-and-keyword args function.
finished function section
added types section
finished first draft :)
suggested edits to the learn Julia in Y minutes document.
don't be lazy and actually make the first change I suggested.
Merge pull request #1 from StefanKarpinski/master

here's my suggested changes.
Merge pull request #90 from astrieanna/master

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