small edits to poster
added new poster for SDP 2013
updates based on Keith's comments
spell fix and release text changed
fixed missing image in pdf
added slides to talk from BBQode 2013
Merge pull request #1 from derdon/bbqode2013

added slides to talk from BBQode 2013
added petaluma poster
added SunPy poster SPD 2014 and gitignore
Merge pull request #2 from ehsteve/master

Updates and added SPD 2014 poster
Add UKMHD & NAM 2014 SunPy poster.
Merge pull request #3 from Cadair/master

Add UKMHD & NAM 2014 SunPy poster.
added in SIPWork VII poster