added initial tutorial stuff based on last years google doc
added decision point re: introductory tuts
Merge remote-tracking branch 'upstream/master'
split out announcement into separate file and incorporated Fransesc comments
edits after skype call
tweaks to format to make it display better on Github Markdown
more tweaks to formatting
and try again on formatting
fix list
Tweaks to the call for conference abstracts.
Reproduciblility -> Reproducible
Merge pull request #8 from thewtex/conference_call_tweaks

Tweaks to the call for conference abstracts.
added mailing lists spammed
Call for Abstracts -> Call for Submissions

Suggested-by: Anthony Scopatz <anthony.scopatz@gmail.com>
Add Jonathan's announcement suggestions for the papers.
Change call deadline to the 20th.
Add first draft of sponsorship announcement mailing.
Add a stub for the sponsored attendant manual page.
Fixed the dates for tutorials (June not July)
Justified all lines at 72 columns at maximum.